1280454406

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{521}}^1\times {\mathrm{15959}}^1$

素因数の和:16500

約数の個数: 32

約数和(自身を含む): 2399362560

約数和(自身を除く): 1118908154

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 521, 1042, 3647, 5731, 7294, 11462, 15959, 31918, 40117, 80234, 111713, 175549, 223426, 351098, 1228843, 2457686, 8314639, 16629278, 58202473, 91461029, 116404946, 182922058, 640227203, 1280454406]

約数ペア:

[(1, 1280454406), (2, 640227203), (7, 182922058), (11, 116404946), (14, 91461029), (22, 58202473), (77, 16629278), (154, 8314639), (521, 2457686), (1042, 1228843), (3647, 351098), (5731, 223426), (7294, 175549), (11462, 111713), (15959, 80234), (31918, 40117)]