28571721535

素因数分解:

$5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{1667}}^1\times {\mathrm{7309}}^1$

素因数の和:9055

約数の個数: 32

約数和(自身を含む): 39798213120

約数和(自身を除く): 11226491585

約数列:

[1, 5, 7, 35, 67, 335, 469, 1667, 2345, 7309, 8335, 11669, 36545, 51163, 58345, 111689, 255815, 489703, 558445, 781823, 2448515, 3427921, 3909115, 12184103, 17139605, 60920515, 85288721, 426443605, 816334901, 4081674505, 5714344307, 28571721535]

約数ペア:

[(1, 28571721535), (5, 5714344307), (7, 4081674505), (35, 816334901), (67, 426443605), (335, 85288721), (469, 60920515), (1667, 17139605), (2345, 12184103), (7309, 3909115), (8335, 3427921), (11669, 2448515), (36545, 781823), (51163, 558445), (58345, 489703), (111689, 255815)]