1308889491

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{21121}}^1$

素因数の和:21371

約数の個数: 32

約数和(自身を含む): 2157485568

約数和(自身を除く): 848596077

約数列:

[1, 3, 7, 13, 21, 39, 91, 227, 273, 681, 1589, 2951, 4767, 8853, 20657, 21121, 61971, 63363, 147847, 274573, 443541, 823719, 1922011, 4794467, 5766033, 14383401, 33561269, 62328071, 100683807, 186984213, 436296497, 1308889491]

約数ペア:

[(1, 1308889491), (3, 436296497), (7, 186984213), (13, 100683807), (21, 62328071), (39, 33561269), (91, 14383401), (227, 5766033), (273, 4794467), (681, 1922011), (1589, 823719), (2951, 443541), (4767, 274573), (8853, 147847), (20657, 63363), (21121, 61971)]