19471875

素因数分解:

$3^1\times 5^5\times {\mathrm{31}}^1\times {\mathrm{67}}^1$

素因数の和:126

約数の個数: 48

約数和(自身を含む): 33997824

約数和(自身を除く): 14525949

約数列:

[1, 3, 5, 15, 25, 31, 67, 75, 93, 125, 155, 201, 335, 375, 465, 625, 775, 1005, 1675, 1875, 2077, 2325, 3125, 3875, 5025, 6231, 8375, 9375, 10385, 11625, 19375, 25125, 31155, 41875, 51925, 58125, 96875, 125625, 155775, 209375, 259625, 290625, 628125, 778875, 1298125, 3894375, 6490625, 19471875]

約数ペア:

[(1, 19471875), (3, 6490625), (5, 3894375), (15, 1298125), (25, 778875), (31, 628125), (67, 290625), (75, 259625), (93, 209375), (125, 155775), (155, 125625), (201, 96875), (335, 58125), (375, 51925), (465, 41875), (625, 31155), (775, 25125), (1005, 19375), (1675, 11625), (1875, 10385), (2077, 9375), (2325, 8375), (3125, 6231), (3875, 5025)]