13977808

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1$

素因数の和:164

約数の個数: 80

約数和(自身を含む): 31872960

約数和(自身を除く): 17895152

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 59, 67, 68, 104, 118, 134, 136, 208, 221, 236, 268, 272, 442, 472, 536, 767, 871, 884, 944, 1003, 1072, 1139, 1534, 1742, 1768, 2006, 2278, 3068, 3484, 3536, 3953, 4012, 4556, 6136, 6968, 7906, 8024, 9112, 12272, 13039, 13936, 14807, 15812, 16048, 18224, 26078, 29614, 31624, 51389, 52156, 59228, 63248, 67201, 102778, 104312, 118456, 134402, 205556, 208624, 236912, 268804, 411112, 537608, 822224, 873613, 1075216, 1747226, 3494452, 6988904, 13977808]

約数ペア:

[(1, 13977808), (2, 6988904), (4, 3494452), (8, 1747226), (13, 1075216), (16, 873613), (17, 822224), (26, 537608), (34, 411112), (52, 268804), (59, 236912), (67, 208624), (68, 205556), (104, 134402), (118, 118456), (134, 104312), (136, 102778), (208, 67201), (221, 63248), (236, 59228), (268, 52156), (272, 51389), (442, 31624), (472, 29614), (536, 26078), (767, 18224), (871, 16048), (884, 15812), (944, 14807), (1003, 13936), (1072, 13039), (1139, 12272), (1534, 9112), (1742, 8024), (1768, 7906), (2006, 6968), (2278, 6136), (3068, 4556), (3484, 4012), (3536, 3953)]