428955267

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{25169}}^1$

素因数の和:25227

約数の個数: 32

約数和(自身を含む): 676569600

約数和(自身を除く): 247614333

約数列:

[1, 3, 13, 19, 23, 39, 57, 69, 247, 299, 437, 741, 897, 1311, 5681, 17043, 25169, 75507, 327197, 478211, 578887, 981591, 1434633, 1736661, 6216743, 7525531, 10998853, 18650229, 22576593, 32996559, 142985089, 428955267]

約数ペア:

[(1, 428955267), (3, 142985089), (13, 32996559), (19, 22576593), (23, 18650229), (39, 10998853), (57, 7525531), (69, 6216743), (247, 1736661), (299, 1434633), (437, 981591), (741, 578887), (897, 478211), (1311, 327197), (5681, 75507), (17043, 25169)]