15980562

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2203}}^1$

素因数の和:2255

約数の個数: 48

約数和(自身を含む): 38508288

約数和(自身を除く): 22527726

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 31, 39, 62, 78, 93, 117, 186, 234, 279, 403, 558, 806, 1209, 2203, 2418, 3627, 4406, 6609, 7254, 13218, 19827, 28639, 39654, 57278, 68293, 85917, 136586, 171834, 204879, 257751, 409758, 515502, 614637, 887809, 1229274, 1775618, 2663427, 5326854, 7990281, 15980562]

約数ペア:

[(1, 15980562), (2, 7990281), (3, 5326854), (6, 2663427), (9, 1775618), (13, 1229274), (18, 887809), (26, 614637), (31, 515502), (39, 409758), (62, 257751), (78, 204879), (93, 171834), (117, 136586), (186, 85917), (234, 68293), (279, 57278), (403, 39654), (558, 28639), (806, 19827), (1209, 13218), (2203, 7254), (2418, 6609), (3627, 4406)]