89897283

素因数分解:

$3^4\times 7^1\times {\mathrm{331}}^1\times {\mathrm{479}}^1$

素因数の和:829

約数の個数: 40

約数和(自身を含む): 154260480

約数和(自身を除く): 64363197

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 331, 479, 567, 993, 1437, 2317, 2979, 3353, 4311, 6951, 8937, 10059, 12933, 20853, 26811, 30177, 38799, 62559, 90531, 158549, 187677, 271593, 475647, 1109843, 1426941, 3329529, 4280823, 9988587, 12842469, 29965761, 89897283]

約数ペア:

[(1, 89897283), (3, 29965761), (7, 12842469), (9, 9988587), (21, 4280823), (27, 3329529), (63, 1426941), (81, 1109843), (189, 475647), (331, 271593), (479, 187677), (567, 158549), (993, 90531), (1437, 62559), (2317, 38799), (2979, 30177), (3353, 26811), (4311, 20853), (6951, 12933), (8937, 10059)]