131621505

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{3583}}^1$

素因数の和:3701

約数の個数: 32

約数和(自身を含む): 220200960

約数和(自身を除く): 88579455

約数列:

[1, 3, 5, 15, 31, 79, 93, 155, 237, 395, 465, 1185, 2449, 3583, 7347, 10749, 12245, 17915, 36735, 53745, 111073, 283057, 333219, 555365, 849171, 1415285, 1666095, 4245855, 8774767, 26324301, 43873835, 131621505]

約数ペア:

[(1, 131621505), (3, 43873835), (5, 26324301), (15, 8774767), (31, 4245855), (79, 1666095), (93, 1415285), (155, 849171), (237, 555365), (395, 333219), (465, 283057), (1185, 111073), (2449, 53745), (3583, 36735), (7347, 17915), (10749, 12245)]