79568721

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{227}}^1$

素因数の和:358

約数の個数: 48

約数和(自身を含む): 128044800

約数和(自身を除く): 48476079

約数列:

[1, 3, 9, 17, 29, 51, 79, 87, 153, 227, 237, 261, 493, 681, 711, 1343, 1479, 2043, 2291, 3859, 4029, 4437, 6583, 6873, 11577, 12087, 17933, 19749, 20619, 34731, 38947, 53799, 59247, 111911, 116841, 161397, 304861, 335733, 350523, 520057, 914583, 1007199, 1560171, 2743749, 4680513, 8840969, 26522907, 79568721]

約数ペア:

[(1, 79568721), (3, 26522907), (9, 8840969), (17, 4680513), (29, 2743749), (51, 1560171), (79, 1007199), (87, 914583), (153, 520057), (227, 350523), (237, 335733), (261, 304861), (493, 161397), (681, 116841), (711, 111911), (1343, 59247), (1479, 53799), (2043, 38947), (2291, 34731), (3859, 20619), (4029, 19749), (4437, 17933), (6583, 12087), (6873, 11577)]