17791890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{8353}}^1$

素因数の和:8434

約数の個数: 32

約数和(自身を含む): 43307136

約数和(自身を除く): 25515246

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 71, 142, 213, 355, 426, 710, 1065, 2130, 8353, 16706, 25059, 41765, 50118, 83530, 125295, 250590, 593063, 1186126, 1779189, 2965315, 3558378, 5930630, 8895945, 17791890]

約数ペア:

[(1, 17791890), (2, 8895945), (3, 5930630), (5, 3558378), (6, 2965315), (10, 1779189), (15, 1186126), (30, 593063), (71, 250590), (142, 125295), (213, 83530), (355, 50118), (426, 41765), (710, 25059), (1065, 16706), (2130, 8353)]