222207681

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{191}}^1\times {\mathrm{223}}^1$

素因数の和:501

約数の個数: 32

約数和(自身を含む): 313786368

約数和(自身を除く): 91578687

約数列:

[1, 3, 37, 47, 111, 141, 191, 223, 573, 669, 1739, 5217, 7067, 8251, 8977, 10481, 21201, 24753, 26931, 31443, 42593, 127779, 332149, 387797, 996447, 1163391, 1575941, 2001871, 4727823, 6005613, 74069227, 222207681]

約数ペア:

[(1, 222207681), (3, 74069227), (37, 6005613), (47, 4727823), (111, 2001871), (141, 1575941), (191, 1163391), (223, 996447), (573, 387797), (669, 332149), (1739, 127779), (5217, 42593), (7067, 31443), (8251, 26931), (8977, 24753), (10481, 21201)]