644328212

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{3631}}^1$

素因数の和:3792

約数の個数: 48

約数和(自身を含む): 1275267840

約数和(自身を除く): 630939628

約数列:

[1, 2, 4, 11, 22, 37, 44, 74, 109, 148, 218, 407, 436, 814, 1199, 1628, 2398, 3631, 4033, 4796, 7262, 8066, 14524, 16132, 39941, 44363, 79882, 88726, 134347, 159764, 177452, 268694, 395779, 537388, 791558, 1477817, 1583116, 2955634, 4353569, 5911268, 8707138, 14643823, 17414276, 29287646, 58575292, 161082053, 322164106, 644328212]

約数ペア:

[(1, 644328212), (2, 322164106), (4, 161082053), (11, 58575292), (22, 29287646), (37, 17414276), (44, 14643823), (74, 8707138), (109, 5911268), (148, 4353569), (218, 2955634), (407, 1583116), (436, 1477817), (814, 791558), (1199, 537388), (1628, 395779), (2398, 268694), (3631, 177452), (4033, 159764), (4796, 134347), (7262, 88726), (8066, 79882), (14524, 44363), (16132, 39941)]