72481521

素因数分解:

$3^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{13751}}^1$

素因数の和:14012

約数の個数: 16

約数和(自身を含む): 110896128

約数和(自身を除く): 38414607

約数列:

[1, 3, 7, 21, 251, 753, 1757, 5271, 13751, 41253, 96257, 288771, 3451501, 10354503, 24160507, 72481521]

約数ペア:

[(1, 72481521), (3, 24160507), (7, 10354503), (21, 3451501), (251, 288771), (753, 96257), (1757, 41253), (5271, 13751)]