81059671

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{1489}}^1$

素因数の和:1615

約数の個数: 24

約数和(自身を含む): 103954320

約数和(自身を除く): 22894649

約数列:

[1, 7, 11, 49, 77, 101, 539, 707, 1111, 1489, 4949, 7777, 10423, 16379, 54439, 72961, 114653, 150389, 802571, 1052723, 1654279, 7369061, 11579953, 81059671]

約数ペア:

[(1, 81059671), (7, 11579953), (11, 7369061), (49, 1654279), (77, 1052723), (101, 802571), (539, 150389), (707, 114653), (1111, 72961), (1489, 54439), (4949, 16379), (7777, 10423)]