272170535

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{1657}}^1$

素因数の和:1720

約数の個数: 48

約数和(自身を含む): 424501056

約数和(自身を除く): 152330521

約数列:

[1, 5, 7, 13, 19, 35, 65, 91, 95, 133, 247, 361, 455, 665, 1235, 1657, 1729, 1805, 2527, 4693, 8285, 8645, 11599, 12635, 21541, 23465, 31483, 32851, 57995, 107705, 150787, 157415, 164255, 220381, 409279, 598177, 753935, 1101905, 2046395, 2864953, 2990885, 4187239, 7776301, 14324765, 20936195, 38881505, 54434107, 272170535]

約数ペア:

[(1, 272170535), (5, 54434107), (7, 38881505), (13, 20936195), (19, 14324765), (35, 7776301), (65, 4187239), (91, 2990885), (95, 2864953), (133, 2046395), (247, 1101905), (361, 753935), (455, 598177), (665, 409279), (1235, 220381), (1657, 164255), (1729, 157415), (1805, 150787), (2527, 107705), (4693, 57995), (8285, 32851), (8645, 31483), (11599, 23465), (12635, 21541)]