31972356

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1289}}^1$

素因数の和:1365

約数の個数: 72

約数和(自身を含む): 88746840

約数和(自身を除く): 56774484

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 53, 78, 106, 117, 156, 159, 212, 234, 318, 468, 477, 636, 689, 954, 1289, 1378, 1908, 2067, 2578, 2756, 3867, 4134, 5156, 6201, 7734, 8268, 11601, 12402, 15468, 16757, 23202, 24804, 33514, 46404, 50271, 67028, 68317, 100542, 136634, 150813, 201084, 204951, 273268, 301626, 409902, 603252, 614853, 819804, 888121, 1229706, 1776242, 2459412, 2664363, 3552484, 5328726, 7993089, 10657452, 15986178, 31972356]

約数ペア:

[(1, 31972356), (2, 15986178), (3, 10657452), (4, 7993089), (6, 5328726), (9, 3552484), (12, 2664363), (13, 2459412), (18, 1776242), (26, 1229706), (36, 888121), (39, 819804), (52, 614853), (53, 603252), (78, 409902), (106, 301626), (117, 273268), (156, 204951), (159, 201084), (212, 150813), (234, 136634), (318, 100542), (468, 68317), (477, 67028), (636, 50271), (689, 46404), (954, 33514), (1289, 24804), (1378, 23202), (1908, 16757), (2067, 15468), (2578, 12402), (2756, 11601), (3867, 8268), (4134, 7734), (5156, 6201)]