381091390

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{223}}^1\times {\mathrm{2341}}^1$

素因数の和:2644

約数の個数: 32

約数和(自身を含む): 698777856

約数和(自身を除く): 317686466

約数列:

[1, 2, 5, 10, 73, 146, 223, 365, 446, 730, 1115, 2230, 2341, 4682, 11705, 16279, 23410, 32558, 81395, 162790, 170893, 341786, 522043, 854465, 1044086, 1708930, 2610215, 5220430, 38109139, 76218278, 190545695, 381091390]

約数ペア:

[(1, 381091390), (2, 190545695), (5, 76218278), (10, 38109139), (73, 5220430), (146, 2610215), (223, 1708930), (365, 1044086), (446, 854465), (730, 522043), (1115, 341786), (2230, 170893), (2341, 162790), (4682, 81395), (11705, 32558), (16279, 23410)]