421878782

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{181}}^1\times {\mathrm{571}}^1$

素因数の和:924

約数の個数: 32

約数和(自身を含む): 690834144

約数和(自身を除く): 268955362

約数列:

[1, 2, 13, 26, 157, 181, 314, 362, 571, 1142, 2041, 2353, 4082, 4706, 7423, 14846, 28417, 56834, 89647, 103351, 179294, 206702, 369421, 738842, 1165411, 1343563, 2330822, 2687126, 16226107, 32452214, 210939391, 421878782]

約数ペア:

[(1, 421878782), (2, 210939391), (13, 32452214), (26, 16226107), (157, 2687126), (181, 2330822), (314, 1343563), (362, 1165411), (571, 738842), (1142, 369421), (2041, 206702), (2353, 179294), (4082, 103351), (4706, 89647), (7423, 56834), (14846, 28417)]