42644368

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{3361}}^1$

素因数の和:3443

約数の個数: 40

約数和(自身を含む): 90464696

約数和(自身を除く): 47820328

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 61, 104, 122, 208, 244, 488, 793, 976, 1586, 3172, 3361, 6344, 6722, 12688, 13444, 26888, 43693, 53776, 87386, 174772, 205021, 349544, 410042, 699088, 820084, 1640168, 2665273, 3280336, 5330546, 10661092, 21322184, 42644368]

約数ペア:

[(1, 42644368), (2, 21322184), (4, 10661092), (8, 5330546), (13, 3280336), (16, 2665273), (26, 1640168), (52, 820084), (61, 699088), (104, 410042), (122, 349544), (208, 205021), (244, 174772), (488, 87386), (793, 53776), (976, 43693), (1586, 26888), (3172, 13444), (3361, 12688), (6344, 6722)]