87731775

素因数分解:

$3^3\times 5^2\times {\mathrm{23}}^1\times {\mathrm{5651}}^1$

素因数の和:5693

約数の個数: 48

約数和(自身を含む): 168203520

約数和(自身を除く): 80471745

約数列:

[1, 3, 5, 9, 15, 23, 25, 27, 45, 69, 75, 115, 135, 207, 225, 345, 575, 621, 675, 1035, 1725, 3105, 5175, 5651, 15525, 16953, 28255, 50859, 84765, 129973, 141275, 152577, 254295, 389919, 423825, 649865, 762885, 1169757, 1271475, 1949595, 3249325, 3509271, 3814425, 5848785, 9747975, 17546355, 29243925, 87731775]

約数ペア:

[(1, 87731775), (3, 29243925), (5, 17546355), (9, 9747975), (15, 5848785), (23, 3814425), (25, 3509271), (27, 3249325), (45, 1949595), (69, 1271475), (75, 1169757), (115, 762885), (135, 649865), (207, 423825), (225, 389919), (345, 254295), (575, 152577), (621, 141275), (675, 129973), (1035, 84765), (1725, 50859), (3105, 28255), (5175, 16953), (5651, 15525)]