281034375

素因数分解:

$3^1\times 5^5\times {\mathrm{31}}^1\times {\mathrm{967}}^1$

素因数の和:1026

約数の個数: 48

約数和(自身を含む): 483969024

約数和(自身を除く): 202934649

約数列:

[1, 3, 5, 15, 25, 31, 75, 93, 125, 155, 375, 465, 625, 775, 967, 1875, 2325, 2901, 3125, 3875, 4835, 9375, 11625, 14505, 19375, 24175, 29977, 58125, 72525, 89931, 96875, 120875, 149885, 290625, 362625, 449655, 604375, 749425, 1813125, 2248275, 3021875, 3747125, 9065625, 11241375, 18735625, 56206875, 93678125, 281034375]

約数ペア:

[(1, 281034375), (3, 93678125), (5, 56206875), (15, 18735625), (25, 11241375), (31, 9065625), (75, 3747125), (93, 3021875), (125, 2248275), (155, 1813125), (375, 749425), (465, 604375), (625, 449655), (775, 362625), (967, 290625), (1875, 149885), (2325, 120875), (2901, 96875), (3125, 89931), (3875, 72525), (4835, 58125), (9375, 29977), (11625, 24175), (14505, 19375)]