16845723

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1$

素因数の和:176

約数の個数: 48

約数和(自身を含む): 27456000

約数和(自身を除く): 10610277

約数列:

[1, 3, 9, 19, 29, 43, 57, 79, 87, 129, 171, 237, 261, 387, 551, 711, 817, 1247, 1501, 1653, 2291, 2451, 3397, 3741, 4503, 4959, 6873, 7353, 10191, 11223, 13509, 20619, 23693, 30573, 43529, 64543, 71079, 98513, 130587, 193629, 213237, 295539, 391761, 580887, 886617, 1871747, 5615241, 16845723]

約数ペア:

[(1, 16845723), (3, 5615241), (9, 1871747), (19, 886617), (29, 580887), (43, 391761), (57, 295539), (79, 213237), (87, 193629), (129, 130587), (171, 98513), (237, 71079), (261, 64543), (387, 43529), (551, 30573), (711, 23693), (817, 20619), (1247, 13509), (1501, 11223), (1653, 10191), (2291, 7353), (2451, 6873), (3397, 4959), (3741, 4503)]