31689866

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1$

素因数の和:171

約数の個数: 48

約数和(自身を含む): 55141560

約数和(自身を除く): 23451694

約数列:

[1, 2, 13, 26, 29, 53, 58, 61, 106, 122, 169, 338, 377, 689, 754, 793, 1378, 1537, 1586, 1769, 3074, 3233, 3538, 4901, 6466, 8957, 9802, 10309, 17914, 19981, 20618, 22997, 39962, 42029, 45994, 84058, 93757, 187514, 259753, 298961, 519506, 546377, 597922, 1092754, 1218841, 2437682, 15844933, 31689866]

約数ペア:

[(1, 31689866), (2, 15844933), (13, 2437682), (26, 1218841), (29, 1092754), (53, 597922), (58, 546377), (61, 519506), (106, 298961), (122, 259753), (169, 187514), (338, 93757), (377, 84058), (689, 45994), (754, 42029), (793, 39962), (1378, 22997), (1537, 20618), (1586, 19981), (1769, 17914), (3074, 10309), (3233, 9802), (3538, 8957), (4901, 6466)]