15137889

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{659}}^1$

素因数の和:725

約数の個数: 32

約数和(自身を含む): 23654400

約数和(自身を除く): 8516511

約数列:

[1, 3, 13, 19, 31, 39, 57, 93, 247, 403, 589, 659, 741, 1209, 1767, 1977, 7657, 8567, 12521, 20429, 22971, 25701, 37563, 61287, 162773, 265577, 388151, 488319, 796731, 1164453, 5045963, 15137889]

約数ペア:

[(1, 15137889), (3, 5045963), (13, 1164453), (19, 796731), (31, 488319), (39, 388151), (57, 265577), (93, 162773), (247, 61287), (403, 37563), (589, 25701), (659, 22971), (741, 20429), (1209, 12521), (1767, 8567), (1977, 7657)]