1279731661

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{223}}^1\times {\mathrm{1129}}^1$

素因数の和:1405

約数の個数: 32

約数和(自身を含む): 1530869760

約数和(自身を除く): 251138099

約数列:

[1, 13, 17, 23, 221, 223, 299, 391, 1129, 2899, 3791, 5083, 5129, 14677, 19193, 25967, 49283, 66677, 87193, 249509, 251767, 337571, 441439, 1133509, 3272971, 4280039, 5738707, 5790641, 55640507, 75278333, 98440897, 1279731661]

約数ペア:

[(1, 1279731661), (13, 98440897), (17, 75278333), (23, 55640507), (221, 5790641), (223, 5738707), (299, 4280039), (391, 3272971), (1129, 1133509), (2899, 441439), (3791, 337571), (5083, 251767), (5129, 249509), (14677, 87193), (19193, 66677), (25967, 49283)]