678151496

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{21347}}^1$

素因数の和:21402

約数の個数: 48

約数和(自身を含む): 1464045840

約数和(自身を除く): 785894344

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 44, 76, 88, 152, 209, 361, 418, 722, 836, 1444, 1672, 2888, 3971, 7942, 15884, 21347, 31768, 42694, 85388, 170776, 234817, 405593, 469634, 811186, 939268, 1622372, 1878536, 3244744, 4461523, 7706267, 8923046, 15412534, 17846092, 30825068, 35692184, 61650136, 84768937, 169537874, 339075748, 678151496]

約数ペア:

[(1, 678151496), (2, 339075748), (4, 169537874), (8, 84768937), (11, 61650136), (19, 35692184), (22, 30825068), (38, 17846092), (44, 15412534), (76, 8923046), (88, 7706267), (152, 4461523), (209, 3244744), (361, 1878536), (418, 1622372), (722, 939268), (836, 811186), (1444, 469634), (1672, 405593), (2888, 234817), (3971, 170776), (7942, 85388), (15884, 42694), (21347, 31768)]