90890295

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{2753}}^1$

素因数の和:2863

約数の個数: 32

約数和(自身を含む): 152285184

約数和(自身を除く): 61394889

約数列:

[1, 3, 5, 15, 31, 71, 93, 155, 213, 355, 465, 1065, 2201, 2753, 6603, 8259, 11005, 13765, 33015, 41295, 85343, 195463, 256029, 426715, 586389, 977315, 1280145, 2931945, 6059353, 18178059, 30296765, 90890295]

約数ペア:

[(1, 90890295), (3, 30296765), (5, 18178059), (15, 6059353), (31, 2931945), (71, 1280145), (93, 977315), (155, 586389), (213, 426715), (355, 256029), (465, 195463), (1065, 85343), (2201, 41295), (2753, 33015), (6603, 13765), (8259, 11005)]