39474253

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1999}}^1$

素因数の和:2057

約数の個数: 24

約数和(自身を含む): 51072000

約数和(自身を除く): 11597747

約数列:

[1, 7, 13, 31, 49, 91, 217, 403, 637, 1519, 1999, 2821, 13993, 19747, 25987, 61969, 97951, 181909, 433783, 805597, 1273363, 3036481, 5639179, 39474253]

約数ペア:

[(1, 39474253), (7, 5639179), (13, 3036481), (31, 1273363), (49, 805597), (91, 433783), (217, 181909), (403, 97951), (637, 61969), (1519, 25987), (1999, 19747), (2821, 13993)]