253200129

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{13063}}^1$

素因数の和:13157

約数の個数: 32

約数和(自身を含む): 421392384

約数和(自身を除く): 168192255

約数列:

[1, 3, 7, 13, 21, 39, 71, 91, 213, 273, 497, 923, 1491, 2769, 6461, 13063, 19383, 39189, 91441, 169819, 274323, 509457, 927473, 1188733, 2782419, 3566199, 6492311, 12057149, 19476933, 36171447, 84400043, 253200129]

約数ペア:

[(1, 253200129), (3, 84400043), (7, 36171447), (13, 19476933), (21, 12057149), (39, 6492311), (71, 3566199), (91, 2782419), (213, 1188733), (273, 927473), (497, 509457), (923, 274323), (1491, 169819), (2769, 91441), (6461, 39189), (13063, 19383)]