28322388

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{881}}^1$

素因数の和:957

約数の個数: 72

約数和(自身を含む): 77051520

約数和(自身を除く): 48729132

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 47, 57, 76, 94, 114, 141, 171, 188, 228, 282, 342, 423, 564, 684, 846, 881, 893, 1692, 1762, 1786, 2643, 2679, 3524, 3572, 5286, 5358, 7929, 8037, 10572, 10716, 15858, 16074, 16739, 31716, 32148, 33478, 41407, 50217, 66956, 82814, 100434, 124221, 150651, 165628, 200868, 248442, 301302, 372663, 496884, 602604, 745326, 786733, 1490652, 1573466, 2360199, 3146932, 4720398, 7080597, 9440796, 14161194, 28322388]

約数ペア:

[(1, 28322388), (2, 14161194), (3, 9440796), (4, 7080597), (6, 4720398), (9, 3146932), (12, 2360199), (18, 1573466), (19, 1490652), (36, 786733), (38, 745326), (47, 602604), (57, 496884), (76, 372663), (94, 301302), (114, 248442), (141, 200868), (171, 165628), (188, 150651), (228, 124221), (282, 100434), (342, 82814), (423, 66956), (564, 50217), (684, 41407), (846, 33478), (881, 32148), (893, 31716), (1692, 16739), (1762, 16074), (1786, 15858), (2643, 10716), (2679, 10572), (3524, 8037), (3572, 7929), (5286, 5358)]