268590959

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{193}}^1\times {\mathrm{373}}^1$

素因数の和:627

約数の個数: 32

約数和(自身を含む): 341303424

約数和(自身を除く): 72712465

約数列:

[1, 7, 13, 41, 91, 193, 287, 373, 533, 1351, 2509, 2611, 3731, 4849, 7913, 15293, 17563, 33943, 55391, 71989, 102869, 107051, 198809, 503923, 720083, 935857, 1391663, 2951549, 6550999, 20660843, 38370137, 268590959]

約数ペア:

[(1, 268590959), (7, 38370137), (13, 20660843), (41, 6550999), (91, 2951549), (193, 1391663), (287, 935857), (373, 720083), (533, 503923), (1351, 198809), (2509, 107051), (2611, 102869), (3731, 71989), (4849, 55391), (7913, 33943), (15293, 17563)]