28490652

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1811}}^1$

素因数の和:1863

約数の個数: 72

約数和(自身を含む): 79148160

約数和(自身を除く): 50657508

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 23, 36, 38, 46, 57, 69, 76, 92, 114, 138, 171, 207, 228, 276, 342, 414, 437, 684, 828, 874, 1311, 1748, 1811, 2622, 3622, 3933, 5244, 5433, 7244, 7866, 10866, 15732, 16299, 21732, 32598, 34409, 41653, 65196, 68818, 83306, 103227, 124959, 137636, 166612, 206454, 249918, 309681, 374877, 412908, 499836, 619362, 749754, 791407, 1238724, 1499508, 1582814, 2374221, 3165628, 4748442, 7122663, 9496884, 14245326, 28490652]

約数ペア:

[(1, 28490652), (2, 14245326), (3, 9496884), (4, 7122663), (6, 4748442), (9, 3165628), (12, 2374221), (18, 1582814), (19, 1499508), (23, 1238724), (36, 791407), (38, 749754), (46, 619362), (57, 499836), (69, 412908), (76, 374877), (92, 309681), (114, 249918), (138, 206454), (171, 166612), (207, 137636), (228, 124959), (276, 103227), (342, 83306), (414, 68818), (437, 65196), (684, 41653), (828, 34409), (874, 32598), (1311, 21732), (1748, 16299), (1811, 15732), (2622, 10866), (3622, 7866), (3933, 7244), (5244, 5433)]