389627404

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{739}}^1\times {\mathrm{1481}}^1$

素因数の和:2313

約数の個数: 24

約数和(自身を含む): 690908400

約数和(自身を除く): 301280996

約数列:

[1, 2, 4, 89, 178, 356, 739, 1478, 1481, 2956, 2962, 5924, 65771, 131542, 131809, 263084, 263618, 527236, 1094459, 2188918, 4377836, 97406851, 194813702, 389627404]

約数ペア:

[(1, 389627404), (2, 194813702), (4, 97406851), (89, 4377836), (178, 2188918), (356, 1094459), (739, 527236), (1478, 263618), (1481, 263084), (2956, 131809), (2962, 131542), (5924, 65771)]