72820223

素因数分解:

$7^2\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{541}}^1$

素因数の和:663

約数の個数: 24

約数和(自身を含む): 88233264

約数和(自身を除く): 15413041

約数列:

[1, 7, 41, 49, 67, 287, 469, 541, 2009, 2747, 3283, 3787, 19229, 22181, 26509, 36247, 134603, 155267, 253729, 1086869, 1486127, 1776103, 10402889, 72820223]

約数ペア:

[(1, 72820223), (7, 10402889), (41, 1776103), (49, 1486127), (67, 1086869), (287, 253729), (469, 155267), (541, 134603), (2009, 36247), (2747, 26509), (3283, 22181), (3787, 19229)]