191289345

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{3491}}^1$

素因数の和:3793

約数の個数: 32

約数和(自身を含む): 330873984

約数和(自身を除く): 139584639

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 281, 843, 1405, 3491, 3653, 4215, 10473, 10959, 17455, 18265, 45383, 52365, 54795, 136149, 226915, 680745, 980971, 2942913, 4904855, 12752623, 14714565, 38257869, 63763115, 191289345]

約数ペア:

[(1, 191289345), (3, 63763115), (5, 38257869), (13, 14714565), (15, 12752623), (39, 4904855), (65, 2942913), (195, 980971), (281, 680745), (843, 226915), (1405, 136149), (3491, 54795), (3653, 52365), (4215, 45383), (10473, 18265), (10959, 17455)]