428637.0000000

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{601}}^1$

素因数の和:683

約数の個数: 40

約数和(自身を含む): 16198616

約数和(自身を除く): 8573128

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 61, 104, 122, 208, 244, 488, 601, 793, 976, 1202, 1586, 2404, 3172, 4808, 6344, 7813, 9616, 12688, 15626, 31252, 36661, 62504, 73322, 125008, 146644, 293288, 476593, 586576, 953186, 1906372, 3812744, 7625488]

約数ペア:

[(1, 7625488), (2, 3812744), (4, 1906372), (8, 953186), (13, 586576), (16, 476593), (26, 293288), (52, 146644), (61, 125008), (104, 73322), (122, 62504), (208, 36661), (244, 31252), (488, 15626), (601, 12688), (793, 9616), (976, 7813), (1202, 6344), (1586, 4808), (2404, 3172)]