81455868

素因数分解:

$2^2\times 3^4\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{233}}^1$

素因数の和:345

約数の個数: 120

約数和(自身を含む): 233080848

約数和(自身を除く): 151624980

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 81, 83, 108, 117, 156, 162, 166, 233, 234, 249, 324, 332, 351, 466, 468, 498, 699, 702, 747, 932, 996, 1053, 1079, 1398, 1404, 1494, 2097, 2106, 2158, 2241, 2796, 2988, 3029, 3237, 4194, 4212, 4316, 4482, 6058, 6291, 6474, 6723, 8388, 8964, 9087, 9711, 12116, 12582, 12948, 13446, 18174, 18873, 19339, 19422, 25164, 26892, 27261, 29133, 36348, 37746, 38678, 38844, 54522, 58017, 58266, 75492, 77356, 81783, 87399, 109044, 116034, 116532, 163566, 174051, 174798, 232068, 245349, 251407, 327132, 348102, 349596, 490698, 502814, 522153, 696204, 754221, 981396, 1005628, 1044306, 1508442, 1566459, 2088612, 2262663, 3016884, 3132918, 4525326, 6265836, 6787989, 9050652, 13575978, 20363967, 27151956, 40727934, 81455868]

約数ペア:

[(1, 81455868), (2, 40727934), (3, 27151956), (4, 20363967), (6, 13575978), (9, 9050652), (12, 6787989), (13, 6265836), (18, 4525326), (26, 3132918), (27, 3016884), (36, 2262663), (39, 2088612), (52, 1566459), (54, 1508442), (78, 1044306), (81, 1005628), (83, 981396), (108, 754221), (117, 696204), (156, 522153), (162, 502814), (166, 490698), (233, 349596), (234, 348102), (249, 327132), (324, 251407), (332, 245349), (351, 232068), (466, 174798), (468, 174051), (498, 163566), (699, 116532), (702, 116034), (747, 109044), (932, 87399), (996, 81783), (1053, 77356), (1079, 75492), (1398, 58266), (1404, 58017), (1494, 54522), (2097, 38844), (2106, 38678), (2158, 37746), (2241, 36348), (2796, 29133), (2988, 27261), (3029, 26892), (3237, 25164), (4194, 19422), (4212, 19339), (4316, 18873), (4482, 18174), (6058, 13446), (6291, 12948), (6474, 12582), (6723, 12116), (8388, 9711), (8964, 9087)]