71405019

素因数分解:

$3^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{14347}}^1$

素因数の和:14439

約数の個数: 24

約数和(自身を含む): 119375360

約数和(自身を除く): 47970341

約数列:

[1, 3, 7, 9, 21, 63, 79, 237, 553, 711, 1659, 4977, 14347, 43041, 100429, 129123, 301287, 903861, 1133413, 3400239, 7933891, 10200717, 23801673, 71405019]

約数ペア:

[(1, 71405019), (3, 23801673), (7, 10200717), (9, 7933891), (21, 3400239), (63, 1133413), (79, 903861), (237, 301287), (553, 129123), (711, 100429), (1659, 43041), (4977, 14347)]