7981506

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1483}}^1$

素因数の和:1527

約数の個数: 48

約数和(自身を含む): 19446336

約数和(自身を除く): 11464830

約数列:

[1, 2, 3, 6, 9, 13, 18, 23, 26, 39, 46, 69, 78, 117, 138, 207, 234, 299, 414, 598, 897, 1483, 1794, 2691, 2966, 4449, 5382, 8898, 13347, 19279, 26694, 34109, 38558, 57837, 68218, 102327, 115674, 173511, 204654, 306981, 347022, 443417, 613962, 886834, 1330251, 2660502, 3990753, 7981506]

約数ペア:

[(1, 7981506), (2, 3990753), (3, 2660502), (6, 1330251), (9, 886834), (13, 613962), (18, 443417), (23, 347022), (26, 306981), (39, 204654), (46, 173511), (69, 115674), (78, 102327), (117, 68218), (138, 57837), (207, 38558), (234, 34109), (299, 26694), (414, 19279), (598, 13347), (897, 8898), (1483, 5382), (1794, 4449), (2691, 2966)]