47693997

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{31357}}^1$

素因数の和:31389

約数の個数: 18

約数和(自身を含む): 74600682

約数和(自身を除く): 26906685

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1521, 31357, 94071, 282213, 407641, 1222923, 3668769, 5299333, 15897999, 47693997]

約数ペア:

[(1, 47693997), (3, 15897999), (9, 5299333), (13, 3668769), (39, 1222923), (117, 407641), (169, 282213), (507, 94071), (1521, 31357)]