42542490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{19973}}^1$

素因数の和:20054

約数の個数: 32

約数和(自身を含む): 103545216

約数和(自身を除く): 61002726

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 71, 142, 213, 355, 426, 710, 1065, 2130, 19973, 39946, 59919, 99865, 119838, 199730, 299595, 599190, 1418083, 2836166, 4254249, 7090415, 8508498, 14180830, 21271245, 42542490]

約数ペア:

[(1, 42542490), (2, 21271245), (3, 14180830), (5, 8508498), (6, 7090415), (10, 4254249), (15, 2836166), (30, 1418083), (71, 599190), (142, 299595), (213, 199730), (355, 119838), (426, 99865), (710, 59919), (1065, 39946), (2130, 19973)]