71353490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{42221}}^1$

素因数の和:42254

約数の個数: 24

約数和(自身を含む): 139079268

約数和(自身を除く): 67725778

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 42221, 84442, 211105, 422210, 548873, 1097746, 2744365, 5488730, 7135349, 14270698, 35676745, 71353490]

約数ペア:

[(1, 71353490), (2, 35676745), (5, 14270698), (10, 7135349), (13, 5488730), (26, 2744365), (65, 1097746), (130, 548873), (169, 422210), (338, 211105), (845, 84442), (1690, 42221)]