71118404

素因数分解:

$2^2\times 7^2\times {\mathrm{491}}^1\times {\mathrm{739}}^1$

素因数の和:1248

約数の個数: 36

約数和(自身を含む): 145267920

約数和(自身を除く): 74149516

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 491, 739, 982, 1478, 1964, 2956, 3437, 5173, 6874, 10346, 13748, 20692, 24059, 36211, 48118, 72422, 96236, 144844, 362849, 725698, 1451396, 2539943, 5079886, 10159772, 17779601, 35559202, 71118404]

約数ペア:

[(1, 71118404), (2, 35559202), (4, 17779601), (7, 10159772), (14, 5079886), (28, 2539943), (49, 1451396), (98, 725698), (196, 362849), (491, 144844), (739, 96236), (982, 72422), (1478, 48118), (1964, 36211), (2956, 24059), (3437, 20692), (5173, 13748), (6874, 10346)]