27801513

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{251}}^1\times {\mathrm{397}}^1$

素因数の和:685

約数の個数: 24

約数和(自身を含む): 41723136

約数和(自身を除く): 13921623

約数列:

[1, 3, 9, 31, 93, 251, 279, 397, 753, 1191, 2259, 3573, 7781, 12307, 23343, 36921, 70029, 99647, 110763, 298941, 896823, 3089057, 9267171, 27801513]

約数ペア:

[(1, 27801513), (3, 9267171), (9, 3089057), (31, 896823), (93, 298941), (251, 110763), (279, 99647), (397, 70029), (753, 36921), (1191, 23343), (2259, 12307), (3573, 7781)]