39797145

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{157}}^1$

素因数の和:342

約数の個数: 48

約数和(自身を含む): 71577792

約数和(自身を除く): 31780647

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 131, 157, 215, 387, 393, 471, 645, 655, 785, 1179, 1413, 1935, 1965, 2355, 5633, 5895, 6751, 7065, 16899, 20253, 20567, 28165, 33755, 50697, 60759, 61701, 84495, 101265, 102835, 185103, 253485, 303795, 308505, 884381, 925515, 2653143, 4421905, 7959429, 13265715, 39797145]

約数ペア:

[(1, 39797145), (3, 13265715), (5, 7959429), (9, 4421905), (15, 2653143), (43, 925515), (45, 884381), (129, 308505), (131, 303795), (157, 253485), (215, 185103), (387, 102835), (393, 101265), (471, 84495), (645, 61701), (655, 60759), (785, 50697), (1179, 33755), (1413, 28165), (1935, 20567), (1965, 20253), (2355, 16899), (5633, 7065), (5895, 6751)]