78397778

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{421}}^1\times {\mathrm{5477}}^1$

素因数の和:5917

約数の個数: 16

約数和(自身を含む): 124832664

約数和(自身を除く): 46434886

約数列:

[1, 2, 17, 34, 421, 842, 5477, 7157, 10954, 14314, 93109, 186218, 2305817, 4611634, 39198889, 78397778]

約数ペア:

[(1, 78397778), (2, 39198889), (17, 4611634), (34, 2305817), (421, 186218), (842, 93109), (5477, 14314), (7157, 10954)]