805623

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{227}}^1$

素因数の和:263

約数の個数: 24

約数和(自身を含む): 1335168

約数和(自身を除く): 529545

約数列:

[1, 3, 7, 13, 21, 39, 91, 169, 227, 273, 507, 681, 1183, 1589, 2951, 3549, 4767, 8853, 20657, 38363, 61971, 115089, 268541, 805623]

約数ペア:

[(1, 805623), (3, 268541), (7, 115089), (13, 61971), (21, 38363), (39, 20657), (91, 8853), (169, 4767), (227, 3549), (273, 2951), (507, 1589), (681, 1183)]