28602819

素因数分解:

$3^2\times 7^2\times {\mathrm{79}}^1\times {\mathrm{821}}^1$

素因数の和:920

約数の個数: 36

約数和(自身を含む): 48728160

約数和(自身を除く): 20125341

約数列:

[1, 3, 7, 9, 21, 49, 63, 79, 147, 237, 441, 553, 711, 821, 1659, 2463, 3871, 4977, 5747, 7389, 11613, 17241, 34839, 40229, 51723, 64859, 120687, 194577, 362061, 454013, 583731, 1362039, 3178091, 4086117, 9534273, 28602819]

約数ペア:

[(1, 28602819), (3, 9534273), (7, 4086117), (9, 3178091), (21, 1362039), (49, 583731), (63, 454013), (79, 362061), (147, 194577), (237, 120687), (441, 64859), (553, 51723), (711, 40229), (821, 34839), (1659, 17241), (2463, 11613), (3871, 7389), (4977, 5747)]