72455145

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{9719}}^1$

素因数の和:9805

約数の個数: 32

約数和(自身を含む): 134369280

約数和(自身を除く): 61914135

約数列:

[1, 3, 5, 7, 15, 21, 35, 71, 105, 213, 355, 497, 1065, 1491, 2485, 7455, 9719, 29157, 48595, 68033, 145785, 204099, 340165, 690049, 1020495, 2070147, 3450245, 4830343, 10350735, 14491029, 24151715, 72455145]

約数ペア:

[(1, 72455145), (3, 24151715), (5, 14491029), (7, 10350735), (15, 4830343), (21, 3450245), (35, 2070147), (71, 1020495), (105, 690049), (213, 340165), (355, 204099), (497, 145785), (1065, 68033), (1491, 48595), (2485, 29157), (7455, 9719)]