668733954

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{277}}^1\times {\mathrm{1223}}^1$

素因数の和:1559

約数の個数: 64

約数和(自身を含む): 1567973376

約数和(自身を除く): 899239422

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 47, 94, 141, 277, 282, 329, 554, 658, 831, 987, 1223, 1662, 1939, 1974, 2446, 3669, 3878, 5817, 7338, 8561, 11634, 13019, 17122, 25683, 26038, 39057, 51366, 57481, 78114, 91133, 114962, 172443, 182266, 273399, 338771, 344886, 402367, 546798, 677542, 804734, 1016313, 1207101, 2032626, 2371397, 2414202, 4742794, 7114191, 14228382, 15922237, 31844474, 47766711, 95533422, 111455659, 222911318, 334366977, 668733954]

約数ペア:

[(1, 668733954), (2, 334366977), (3, 222911318), (6, 111455659), (7, 95533422), (14, 47766711), (21, 31844474), (42, 15922237), (47, 14228382), (94, 7114191), (141, 4742794), (277, 2414202), (282, 2371397), (329, 2032626), (554, 1207101), (658, 1016313), (831, 804734), (987, 677542), (1223, 546798), (1662, 402367), (1939, 344886), (1974, 338771), (2446, 273399), (3669, 182266), (3878, 172443), (5817, 114962), (7338, 91133), (8561, 78114), (11634, 57481), (13019, 51366), (17122, 39057), (25683, 26038)]