7928973

素因数分解:

$3^2\times {\mathrm{13}}^3\times {\mathrm{401}}^1$

素因数の和:446

約数の個数: 24

約数和(自身を含む): 12437880

約数和(自身を除く): 4508907

約数列:

[1, 3, 9, 13, 39, 117, 169, 401, 507, 1203, 1521, 2197, 3609, 5213, 6591, 15639, 19773, 46917, 67769, 203307, 609921, 880997, 2642991, 7928973]

約数ペア:

[(1, 7928973), (3, 2642991), (9, 880997), (13, 609921), (39, 203307), (117, 67769), (169, 46917), (401, 19773), (507, 15639), (1203, 6591), (1521, 5213), (2197, 3609)]