15989922

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{2971}}^1$

素因数の和:3015

約数の個数: 48

約数和(自身を含む): 38945088

約数和(自身を除く): 22955166

約数列:

[1, 2, 3, 6, 9, 13, 18, 23, 26, 39, 46, 69, 78, 117, 138, 207, 234, 299, 414, 598, 897, 1794, 2691, 2971, 5382, 5942, 8913, 17826, 26739, 38623, 53478, 68333, 77246, 115869, 136666, 204999, 231738, 347607, 409998, 614997, 695214, 888329, 1229994, 1776658, 2664987, 5329974, 7994961, 15989922]

約数ペア:

[(1, 15989922), (2, 7994961), (3, 5329974), (6, 2664987), (9, 1776658), (13, 1229994), (18, 888329), (23, 695214), (26, 614997), (39, 409998), (46, 347607), (69, 231738), (78, 204999), (117, 136666), (138, 115869), (207, 77246), (234, 68333), (299, 53478), (414, 38623), (598, 26739), (897, 17826), (1794, 8913), (2691, 5942), (2971, 5382)]