30510249

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{269}}^1\times {\mathrm{491}}^1$

素因数の和:781

約数の個数: 32

約数和(自身を含む): 51010560

約数和(自身を除く): 20500311

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 269, 491, 807, 1473, 1883, 2959, 3437, 5401, 5649, 8877, 10311, 16203, 20713, 37807, 62139, 113421, 132079, 396237, 924553, 1452869, 2773659, 4358607, 10170083, 30510249]

約数ペア:

[(1, 30510249), (3, 10170083), (7, 4358607), (11, 2773659), (21, 1452869), (33, 924553), (77, 396237), (231, 132079), (269, 113421), (491, 62139), (807, 37807), (1473, 20713), (1883, 16203), (2959, 10311), (3437, 8877), (5401, 5649)]