16731390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{42901}}^1$

素因数の和:42924

約数の個数: 32

約数和(自身を含む): 43245216

約数和(自身を除く): 26513826

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 42901, 85802, 128703, 214505, 257406, 429010, 557713, 643515, 1115426, 1287030, 1673139, 2788565, 3346278, 5577130, 8365695, 16731390]

約数ペア:

[(1, 16731390), (2, 8365695), (3, 5577130), (5, 3346278), (6, 2788565), (10, 1673139), (13, 1287030), (15, 1115426), (26, 643515), (30, 557713), (39, 429010), (65, 257406), (78, 214505), (130, 128703), (195, 85802), (390, 42901)]