27478230

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{70457}}^1$

素因数の和:70480

約数の個数: 32

約数和(自身を含む): 71021664

約数和(自身を除く): 43543434

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 70457, 140914, 211371, 352285, 422742, 704570, 915941, 1056855, 1831882, 2113710, 2747823, 4579705, 5495646, 9159410, 13739115, 27478230]

約数ペア:

[(1, 27478230), (2, 13739115), (3, 9159410), (5, 5495646), (6, 4579705), (10, 2747823), (13, 2113710), (15, 1831882), (26, 1056855), (30, 915941), (39, 704570), (65, 422742), (78, 352285), (130, 211371), (195, 140914), (390, 70457)]