81376542

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{241}}^1$

素因数の和:315

約数の個数: 96

約数和(自身を含む): 201944160

約数和(自身を除く): 120567618

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 37, 39, 54, 74, 78, 111, 117, 169, 222, 234, 241, 333, 338, 351, 481, 482, 507, 666, 702, 723, 962, 999, 1014, 1443, 1446, 1521, 1998, 2169, 2886, 3042, 3133, 4329, 4338, 4563, 6253, 6266, 6507, 8658, 8917, 9126, 9399, 12506, 12987, 13014, 17834, 18759, 18798, 25974, 26751, 28197, 37518, 40729, 53502, 56277, 56394, 80253, 81458, 84591, 112554, 115921, 122187, 160506, 168831, 169182, 231842, 240759, 244374, 337662, 347763, 366561, 481518, 695526, 733122, 1043289, 1099683, 1506973, 2086578, 2199366, 3013946, 3129867, 4520919, 6259734, 9041838, 13562757, 27125514, 40688271, 81376542]

約数ペア:

[(1, 81376542), (2, 40688271), (3, 27125514), (6, 13562757), (9, 9041838), (13, 6259734), (18, 4520919), (26, 3129867), (27, 3013946), (37, 2199366), (39, 2086578), (54, 1506973), (74, 1099683), (78, 1043289), (111, 733122), (117, 695526), (169, 481518), (222, 366561), (234, 347763), (241, 337662), (333, 244374), (338, 240759), (351, 231842), (481, 169182), (482, 168831), (507, 160506), (666, 122187), (702, 115921), (723, 112554), (962, 84591), (999, 81458), (1014, 80253), (1443, 56394), (1446, 56277), (1521, 53502), (1998, 40729), (2169, 37518), (2886, 28197), (3042, 26751), (3133, 25974), (4329, 18798), (4338, 18759), (4563, 17834), (6253, 13014), (6266, 12987), (6507, 12506), (8658, 9399), (8917, 9126)]