143790647

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{20521}}^1$

素因数の和:20559

約数の個数: 24

約数和(自身を含む): 196518672

約数和(自身を除く): 52728025

約数列:

[1, 7, 11, 13, 49, 77, 91, 143, 539, 637, 1001, 7007, 20521, 143647, 225731, 266773, 1005529, 1580117, 1867411, 2934503, 11060819, 13071877, 20541521, 143790647]

約数ペア:

[(1, 143790647), (7, 20541521), (11, 13071877), (13, 11060819), (49, 2934503), (77, 1867411), (91, 1580117), (143, 1005529), (539, 266773), (637, 225731), (1001, 143647), (7007, 20521)]