268879947

素因数分解:

$3^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{293}}^1\times {\mathrm{491}}^1$

素因数の和:883

約数の個数: 32

約数和(自身を含む): 416586240

約数和(自身を除く): 147706293

約数列:

[1, 3, 7, 21, 89, 267, 293, 491, 623, 879, 1473, 1869, 2051, 3437, 6153, 10311, 26077, 43699, 78231, 131097, 143863, 182539, 305893, 431589, 547617, 917679, 1007041, 3021123, 12803807, 38411421, 89626649, 268879947]

約数ペア:

[(1, 268879947), (3, 89626649), (7, 38411421), (21, 12803807), (89, 3021123), (267, 1007041), (293, 917679), (491, 547617), (623, 431589), (879, 305893), (1473, 182539), (1869, 143863), (2051, 131097), (3437, 78231), (6153, 43699), (10311, 26077)]