291213517142

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{189583}}^1\times {\mathrm{40423}}^1$

素因数の和:230027

約数の個数: 16

約数和(自身を含む): 459824616960

約数和(自身を除く): 168611099818

約数列:

[1, 2, 19, 38, 40423, 80846, 189583, 379166, 768037, 1536074, 3602077, 7204154, 7663513609, 15327027218, 145606758571, 291213517142]

約数ペア:

[(1, 291213517142), (2, 145606758571), (19, 15327027218), (38, 7663513609), (40423, 7204154), (80846, 3602077), (189583, 1536074), (379166, 768037)]