219629788

素因数分解:

$2^2\times 7^1\times {\mathrm{617}}^1\times {\mathrm{12713}}^1$

素因数の和:13341

約数の個数: 24

約数和(自身を含む): 440006112

約数和(自身を除く): 220376324

約数列:

[1, 2, 4, 7, 14, 28, 617, 1234, 2468, 4319, 8638, 12713, 17276, 25426, 50852, 88991, 177982, 355964, 7843921, 15687842, 31375684, 54907447, 109814894, 219629788]

約数ペア:

[(1, 219629788), (2, 109814894), (4, 54907447), (7, 31375684), (14, 15687842), (28, 7843921), (617, 355964), (1234, 177982), (2468, 88991), (4319, 50852), (8638, 25426), (12713, 17276)]