81731521

素因数分解:

${\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1\times {\mathrm{727}}^1$

素因数の和:904

約数の個数: 16

約数和(自身を含む): 88466560

約数和(自身を除く): 6735039

約数列:

[1, 19, 61, 97, 727, 1159, 1843, 5917, 13813, 44347, 70519, 112423, 842593, 1339861, 4301659, 81731521]

約数ペア:

[(1, 81731521), (19, 4301659), (61, 1339861), (97, 842593), (727, 112423), (1159, 70519), (1843, 44347), (5917, 13813)]