8439228

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{61}}^2$

素因数の和:145

約数の個数: 90

約数和(自身を含む): 25633608

約数和(自身を除く): 17194380

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 61, 63, 81, 84, 108, 122, 126, 162, 183, 189, 244, 252, 324, 366, 378, 427, 549, 567, 732, 756, 854, 1098, 1134, 1281, 1647, 1708, 2196, 2268, 2562, 3294, 3721, 3843, 4941, 5124, 6588, 7442, 7686, 9882, 11163, 11529, 14884, 15372, 19764, 22326, 23058, 26047, 33489, 34587, 44652, 46116, 52094, 66978, 69174, 78141, 100467, 104188, 133956, 138348, 156282, 200934, 234423, 301401, 312564, 401868, 468846, 602802, 703269, 937692, 1205604, 1406538, 2109807, 2813076, 4219614, 8439228]

約数ペア:

[(1, 8439228), (2, 4219614), (3, 2813076), (4, 2109807), (6, 1406538), (7, 1205604), (9, 937692), (12, 703269), (14, 602802), (18, 468846), (21, 401868), (27, 312564), (28, 301401), (36, 234423), (42, 200934), (54, 156282), (61, 138348), (63, 133956), (81, 104188), (84, 100467), (108, 78141), (122, 69174), (126, 66978), (162, 52094), (183, 46116), (189, 44652), (244, 34587), (252, 33489), (324, 26047), (366, 23058), (378, 22326), (427, 19764), (549, 15372), (567, 14884), (732, 11529), (756, 11163), (854, 9882), (1098, 7686), (1134, 7442), (1281, 6588), (1647, 5124), (1708, 4941), (2196, 3843), (2268, 3721), (2562, 3294)]