15821169

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{487}}^1$

素因数の和:534

約数の個数: 48

約数和(自身を含む): 28038528

約数和(自身を除く): 12217359

約数列:

[1, 3, 7, 13, 17, 21, 39, 49, 51, 91, 119, 147, 221, 273, 357, 487, 637, 663, 833, 1461, 1547, 1911, 2499, 3409, 4641, 6331, 8279, 10227, 10829, 18993, 23863, 24837, 32487, 44317, 57953, 71589, 107627, 132951, 173859, 310219, 322881, 405671, 753389, 930657, 1217013, 2260167, 5273723, 15821169]

約数ペア:

[(1, 15821169), (3, 5273723), (7, 2260167), (13, 1217013), (17, 930657), (21, 753389), (39, 405671), (49, 322881), (51, 310219), (91, 173859), (119, 132951), (147, 107627), (221, 71589), (273, 57953), (357, 44317), (487, 32487), (637, 24837), (663, 23863), (833, 18993), (1461, 10829), (1547, 10227), (1911, 8279), (2499, 6331), (3409, 4641)]