520019271

素因数分解:

$3^5\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{677}}^1$

素因数の和:830

約数の個数: 48

約数和(自身を含む): 814413600

約数和(自身を除く): 294394329

約数列:

[1, 3, 9, 27, 29, 81, 87, 109, 243, 261, 327, 677, 783, 981, 2031, 2349, 2943, 3161, 6093, 7047, 8829, 9483, 18279, 19633, 26487, 28449, 54837, 58899, 73793, 85347, 164511, 176697, 221379, 256041, 530091, 664137, 768123, 1590273, 1992411, 2139997, 4770819, 5977233, 6419991, 17931699, 19259973, 57779919, 173339757, 520019271]

約数ペア:

[(1, 520019271), (3, 173339757), (9, 57779919), (27, 19259973), (29, 17931699), (81, 6419991), (87, 5977233), (109, 4770819), (243, 2139997), (261, 1992411), (327, 1590273), (677, 768123), (783, 664137), (981, 530091), (2031, 256041), (2349, 221379), (2943, 176697), (3161, 164511), (6093, 85347), (7047, 73793), (8829, 58899), (9483, 54837), (18279, 28449), (19633, 26487)]