71138210

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{49747}}^1$

素因数の和:49778

約数の個数: 32

約数和(自身を含む): 150437952

約数和(自身を除く): 79299742

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 49747, 99494, 248735, 497470, 547217, 646711, 1094434, 1293422, 2736085, 3233555, 5472170, 6467110, 7113821, 14227642, 35569105, 71138210]

約数ペア:

[(1, 71138210), (2, 35569105), (5, 14227642), (10, 7113821), (11, 6467110), (13, 5472170), (22, 3233555), (26, 2736085), (55, 1293422), (65, 1094434), (110, 646711), (130, 547217), (143, 497470), (286, 248735), (715, 99494), (1430, 49747)]