31814897465

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{331}}^1\times {\mathrm{47701}}^1$

素因数の和:48081

約数の個数: 32

約数和(自身を含む): 42570028032

約数和(自身を除く): 10755130567

約数列:

[1, 5, 13, 31, 65, 155, 331, 403, 1655, 2015, 4303, 10261, 21515, 47701, 51305, 133393, 238505, 620113, 666965, 1478731, 3100565, 7393655, 15789031, 19223503, 78945155, 96117515, 205257403, 489459961, 1026287015, 2447299805, 6362979493, 31814897465]

約数ペア:

[(1, 31814897465), (5, 6362979493), (13, 2447299805), (31, 1026287015), (65, 489459961), (155, 205257403), (331, 96117515), (403, 78945155), (1655, 19223503), (2015, 15789031), (4303, 7393655), (10261, 3100565), (21515, 1478731), (47701, 666965), (51305, 620113), (133393, 238505)]