81913842

素因数分解:

$2^1\times 3^5\times {\mathrm{31}}^1\times {\mathrm{5437}}^1$

素因数の和:5485

約数の個数: 48

約数和(自身を含む): 190025472

約数和(自身を除く): 108111630

約数列:

[1, 2, 3, 6, 9, 18, 27, 31, 54, 62, 81, 93, 162, 186, 243, 279, 486, 558, 837, 1674, 2511, 5022, 5437, 7533, 10874, 15066, 16311, 32622, 48933, 97866, 146799, 168547, 293598, 337094, 440397, 505641, 880794, 1011282, 1321191, 1516923, 2642382, 3033846, 4550769, 9101538, 13652307, 27304614, 40956921, 81913842]

約数ペア:

[(1, 81913842), (2, 40956921), (3, 27304614), (6, 13652307), (9, 9101538), (18, 4550769), (27, 3033846), (31, 2642382), (54, 1516923), (62, 1321191), (81, 1011282), (93, 880794), (162, 505641), (186, 440397), (243, 337094), (279, 293598), (486, 168547), (558, 146799), (837, 97866), (1674, 48933), (2511, 32622), (5022, 16311), (5437, 15066), (7533, 10874)]