13993915

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1$

素因数の和:207

約数の個数: 32

約数和(自身を含む): 19051200

約数和(自身を除く): 5057285

約数列:

[1, 5, 13, 41, 59, 65, 89, 205, 295, 445, 533, 767, 1157, 2419, 2665, 3649, 3835, 5251, 5785, 12095, 18245, 26255, 31447, 47437, 68263, 157235, 215291, 237185, 341315, 1076455, 2798783, 13993915]

約数ペア:

[(1, 13993915), (5, 2798783), (13, 1076455), (41, 341315), (59, 237185), (65, 215291), (89, 157235), (205, 68263), (295, 47437), (445, 31447), (533, 26255), (767, 18245), (1157, 12095), (2419, 5785), (2665, 5251), (3649, 3835)]