2518295

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1$

素因数の和:131

約数の個数: 32

約数和(自身を含む): 3592512

約数和(自身を除く): 1074217

約数列:

[1, 5, 13, 17, 43, 53, 65, 85, 215, 221, 265, 559, 689, 731, 901, 1105, 2279, 2795, 3445, 3655, 4505, 9503, 11395, 11713, 29627, 38743, 47515, 58565, 148135, 193715, 503659, 2518295]

約数ペア:

[(1, 2518295), (5, 503659), (13, 193715), (17, 148135), (43, 58565), (53, 47515), (65, 38743), (85, 29627), (215, 11713), (221, 11395), (265, 9503), (559, 4505), (689, 3655), (731, 3445), (901, 2795), (1105, 2279)]