72970218

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{251}}^1\times {\mathrm{521}}^1$

素因数の和:811

約数の個数: 48

約数和(自身を含む): 164166912

約数和(自身を除く): 91196694

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 186, 251, 279, 502, 521, 558, 753, 1042, 1506, 1563, 2259, 3126, 4518, 4689, 7781, 9378, 15562, 16151, 23343, 32302, 46686, 48453, 70029, 96906, 130771, 140058, 145359, 261542, 290718, 392313, 784626, 1176939, 2353878, 4053901, 8107802, 12161703, 24323406, 36485109, 72970218]

約数ペア:

[(1, 72970218), (2, 36485109), (3, 24323406), (6, 12161703), (9, 8107802), (18, 4053901), (31, 2353878), (62, 1176939), (93, 784626), (186, 392313), (251, 290718), (279, 261542), (502, 145359), (521, 140058), (558, 130771), (753, 96906), (1042, 70029), (1506, 48453), (1563, 46686), (2259, 32302), (3126, 23343), (4518, 16151), (4689, 15562), (7781, 9378)]