1555381808

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{43573}}^1$

素因数の和:43701

約数の個数: 40

約数和(自身を含む): 3177067488

約数和(自身を除く): 1621685680

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 97, 184, 194, 368, 388, 776, 1552, 2231, 4462, 8924, 17848, 35696, 43573, 87146, 174292, 348584, 697168, 1002179, 2004358, 4008716, 4226581, 8017432, 8453162, 16034864, 16906324, 33812648, 67625296, 97211363, 194422726, 388845452, 777690904, 1555381808]

約数ペア:

[(1, 1555381808), (2, 777690904), (4, 388845452), (8, 194422726), (16, 97211363), (23, 67625296), (46, 33812648), (92, 16906324), (97, 16034864), (184, 8453162), (194, 8017432), (368, 4226581), (388, 4008716), (776, 2004358), (1552, 1002179), (2231, 697168), (4462, 348584), (8924, 174292), (17848, 87146), (35696, 43573)]