15987270

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{40993}}^1$

素因数の和:41016

約数の個数: 32

約数和(自身を含む): 41321952

約数和(自身を除く): 25334682

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 40993, 81986, 122979, 204965, 245958, 409930, 532909, 614895, 1065818, 1229790, 1598727, 2664545, 3197454, 5329090, 7993635, 15987270]

約数ペア:

[(1, 15987270), (2, 7993635), (3, 5329090), (5, 3197454), (6, 2664545), (10, 1598727), (13, 1229790), (15, 1065818), (26, 614895), (30, 532909), (39, 409930), (65, 245958), (78, 204965), (130, 122979), (195, 81986), (390, 40993)]