31291638

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{1117}}^1$

素因数の和:1181

約数の個数: 64

約数和(自身を含む): 77276160

約数和(自身を除く): 45984522

約数列:

[1, 2, 3, 6, 7, 14, 21, 23, 29, 42, 46, 58, 69, 87, 138, 161, 174, 203, 322, 406, 483, 609, 667, 966, 1117, 1218, 1334, 2001, 2234, 3351, 4002, 4669, 6702, 7819, 9338, 14007, 15638, 23457, 25691, 28014, 32393, 46914, 51382, 64786, 77073, 97179, 154146, 179837, 194358, 226751, 359674, 453502, 539511, 680253, 745039, 1079022, 1360506, 1490078, 2235117, 4470234, 5215273, 10430546, 15645819, 31291638]

約数ペア:

[(1, 31291638), (2, 15645819), (3, 10430546), (6, 5215273), (7, 4470234), (14, 2235117), (21, 1490078), (23, 1360506), (29, 1079022), (42, 745039), (46, 680253), (58, 539511), (69, 453502), (87, 359674), (138, 226751), (161, 194358), (174, 179837), (203, 154146), (322, 97179), (406, 77073), (483, 64786), (609, 51382), (667, 46914), (966, 32393), (1117, 28014), (1218, 25691), (1334, 23457), (2001, 15638), (2234, 14007), (3351, 9338), (4002, 7819), (4669, 6702)]