80739603

素因数分解:

$3^2\times 7^2\times {\mathrm{223}}^1\times {\mathrm{821}}^1$

素因数の和:1064

約数の個数: 36

約数和(自身を含む): 136438848

約数和(自身を除く): 55699245

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 223, 441, 669, 821, 1561, 2007, 2463, 4683, 5747, 7389, 10927, 14049, 17241, 32781, 40229, 51723, 98343, 120687, 183083, 362061, 549249, 1281581, 1647747, 3844743, 8971067, 11534229, 26913201, 80739603]

約数ペア:

[(1, 80739603), (3, 26913201), (7, 11534229), (9, 8971067), (21, 3844743), (49, 1647747), (63, 1281581), (147, 549249), (223, 362061), (441, 183083), (669, 120687), (821, 98343), (1561, 51723), (2007, 40229), (2463, 32781), (4683, 17241), (5747, 14049), (7389, 10927)]