27970228

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{457}}^1$

素因数の和:592

約数の個数: 48

約数和(自身を含む): 58169664

約数和(自身を除く): 30199436

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 107, 143, 214, 286, 428, 457, 572, 914, 1177, 1391, 1828, 2354, 2782, 4708, 5027, 5564, 5941, 10054, 11882, 15301, 20108, 23764, 30602, 48899, 61204, 65351, 97798, 130702, 195596, 261404, 537889, 635687, 1075778, 1271374, 2151556, 2542748, 6992557, 13985114, 27970228]

約数ペア:

[(1, 27970228), (2, 13985114), (4, 6992557), (11, 2542748), (13, 2151556), (22, 1271374), (26, 1075778), (44, 635687), (52, 537889), (107, 261404), (143, 195596), (214, 130702), (286, 97798), (428, 65351), (457, 61204), (572, 48899), (914, 30602), (1177, 23764), (1391, 20108), (1828, 15301), (2354, 11882), (2782, 10054), (4708, 5941), (5027, 5564)]