645502

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1$

素因数の和:124

約数の個数: 32

約数和(自身を含む): 1187424

約数和(自身を除く): 541922

約数列:

[1, 2, 11, 13, 22, 26, 37, 61, 74, 122, 143, 286, 407, 481, 671, 793, 814, 962, 1342, 1586, 2257, 4514, 5291, 8723, 10582, 17446, 24827, 29341, 49654, 58682, 322751, 645502]

約数ペア:

[(1, 645502), (2, 322751), (11, 58682), (13, 49654), (22, 29341), (26, 24827), (37, 17446), (61, 10582), (74, 8723), (122, 5291), (143, 4514), (286, 2257), (407, 1586), (481, 1342), (671, 962), (793, 814)]