2221131136

素因数分解:

$2^7\times 7^1\times {\mathrm{79}}^1\times {\mathrm{31379}}^1$

素因数の和:31479

約数の個数: 64

約数和(自身を含む): 5121216000

約数和(自身を除く): 2900084864

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 79, 112, 128, 158, 224, 316, 448, 553, 632, 896, 1106, 1264, 2212, 2528, 4424, 5056, 8848, 10112, 17696, 31379, 35392, 62758, 70784, 125516, 219653, 251032, 439306, 502064, 878612, 1004128, 1757224, 2008256, 2478941, 3514448, 4016512, 4957882, 7028896, 9915764, 14057792, 17352587, 19831528, 28115584, 34705174, 39663056, 69410348, 79326112, 138820696, 158652224, 277641392, 317304448, 555282784, 1110565568, 2221131136]

約数ペア:

[(1, 2221131136), (2, 1110565568), (4, 555282784), (7, 317304448), (8, 277641392), (14, 158652224), (16, 138820696), (28, 79326112), (32, 69410348), (56, 39663056), (64, 34705174), (79, 28115584), (112, 19831528), (128, 17352587), (158, 14057792), (224, 9915764), (316, 7028896), (448, 4957882), (553, 4016512), (632, 3514448), (896, 2478941), (1106, 2008256), (1264, 1757224), (2212, 1004128), (2528, 878612), (4424, 502064), (5056, 439306), (8848, 251032), (10112, 219653), (17696, 125516), (31379, 70784), (35392, 62758)]