389715228

素因数分解:

$2^2\times 3^2\times 7^3\times {\mathrm{37}}^1\times {\mathrm{853}}^1$

素因数の和:921

約数の個数: 144

約数和(自身を含む): 1181252800

約数和(自身を除く): 791537572

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 37, 42, 49, 63, 74, 84, 98, 111, 126, 147, 148, 196, 222, 252, 259, 294, 333, 343, 441, 444, 518, 588, 666, 686, 777, 853, 882, 1029, 1036, 1332, 1372, 1554, 1706, 1764, 1813, 2058, 2331, 2559, 3087, 3108, 3412, 3626, 4116, 4662, 5118, 5439, 5971, 6174, 7252, 7677, 9324, 10236, 10878, 11942, 12348, 12691, 15354, 16317, 17913, 21756, 23884, 25382, 30708, 31561, 32634, 35826, 38073, 41797, 50764, 53739, 63122, 65268, 71652, 76146, 83594, 94683, 107478, 114219, 125391, 126244, 152292, 167188, 189366, 214956, 220927, 228438, 250782, 284049, 292579, 376173, 378732, 441854, 456876, 501564, 568098, 585158, 662781, 752346, 877737, 883708, 1136196, 1170316, 1325562, 1504692, 1546489, 1755474, 1988343, 2633211, 2651124, 3092978, 3510948, 3976686, 4639467, 5266422, 6185956, 7953372, 9278934, 10532844, 10825423, 13918401, 18557868, 21650846, 27836802, 32476269, 43301692, 55673604, 64952538, 97428807, 129905076, 194857614, 389715228]

約数ペア:

[(1, 389715228), (2, 194857614), (3, 129905076), (4, 97428807), (6, 64952538), (7, 55673604), (9, 43301692), (12, 32476269), (14, 27836802), (18, 21650846), (21, 18557868), (28, 13918401), (36, 10825423), (37, 10532844), (42, 9278934), (49, 7953372), (63, 6185956), (74, 5266422), (84, 4639467), (98, 3976686), (111, 3510948), (126, 3092978), (147, 2651124), (148, 2633211), (196, 1988343), (222, 1755474), (252, 1546489), (259, 1504692), (294, 1325562), (333, 1170316), (343, 1136196), (441, 883708), (444, 877737), (518, 752346), (588, 662781), (666, 585158), (686, 568098), (777, 501564), (853, 456876), (882, 441854), (1029, 378732), (1036, 376173), (1332, 292579), (1372, 284049), (1554, 250782), (1706, 228438), (1764, 220927), (1813, 214956), (2058, 189366), (2331, 167188), (2559, 152292), (3087, 126244), (3108, 125391), (3412, 114219), (3626, 107478), (4116, 94683), (4662, 83594), (5118, 76146), (5439, 71652), (5971, 65268), (6174, 63122), (7252, 53739), (7677, 50764), (9324, 41797), (10236, 38073), (10878, 35826), (11942, 32634), (12348, 31561), (12691, 30708), (15354, 25382), (16317, 23884), (17913, 21756)]