28011104

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1$

素因数の和:220

約数の個数: 96

約数和(自身を含む): 66189312

約数和(自身を除く): 38178208

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 31, 32, 34, 44, 62, 68, 88, 124, 136, 151, 176, 187, 248, 272, 302, 341, 352, 374, 496, 527, 544, 604, 682, 748, 992, 1054, 1208, 1364, 1496, 1661, 2108, 2416, 2567, 2728, 2992, 3322, 4216, 4681, 4832, 5134, 5456, 5797, 5984, 6644, 8432, 9362, 10268, 10912, 11594, 13288, 16864, 18724, 20536, 23188, 26576, 28237, 37448, 41072, 46376, 51491, 53152, 56474, 74896, 79577, 82144, 92752, 102982, 112948, 149792, 159154, 185504, 205964, 225896, 318308, 411928, 451792, 636616, 823856, 875347, 903584, 1273232, 1647712, 1750694, 2546464, 3501388, 7002776, 14005552, 28011104]

約数ペア:

[(1, 28011104), (2, 14005552), (4, 7002776), (8, 3501388), (11, 2546464), (16, 1750694), (17, 1647712), (22, 1273232), (31, 903584), (32, 875347), (34, 823856), (44, 636616), (62, 451792), (68, 411928), (88, 318308), (124, 225896), (136, 205964), (151, 185504), (176, 159154), (187, 149792), (248, 112948), (272, 102982), (302, 92752), (341, 82144), (352, 79577), (374, 74896), (496, 56474), (527, 53152), (544, 51491), (604, 46376), (682, 41072), (748, 37448), (992, 28237), (1054, 26576), (1208, 23188), (1364, 20536), (1496, 18724), (1661, 16864), (2108, 13288), (2416, 11594), (2567, 10912), (2728, 10268), (2992, 9362), (3322, 8432), (4216, 6644), (4681, 5984), (4832, 5797), (5134, 5456)]