491359258

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{4129}}^1$

素因数の和:4366

約数の個数: 32

約数和(自身を含む): 832608000

約数和(自身を除く): 341248742

約数列:

[1, 2, 13, 23, 26, 46, 199, 299, 398, 598, 2587, 4129, 4577, 5174, 8258, 9154, 53677, 59501, 94967, 107354, 119002, 189934, 821671, 1234571, 1643342, 2469142, 10681723, 18898433, 21363446, 37796866, 245679629, 491359258]

約数ペア:

[(1, 491359258), (2, 245679629), (13, 37796866), (23, 21363446), (26, 18898433), (46, 10681723), (199, 2469142), (299, 1643342), (398, 1234571), (598, 821671), (2587, 189934), (4129, 119002), (4577, 107354), (5174, 94967), (8258, 59501), (9154, 53677)]