28401744

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{617}}^1$

素因数の和:772

約数の個数: 80

約数和(自身を含む): 84601728

約数和(自身を除く): 56199984

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 137, 168, 274, 336, 411, 548, 617, 822, 959, 1096, 1234, 1644, 1851, 1918, 2192, 2468, 2877, 3288, 3702, 3836, 4319, 4936, 5754, 6576, 7404, 7672, 8638, 9872, 11508, 12957, 14808, 15344, 17276, 23016, 25914, 29616, 34552, 46032, 51828, 69104, 84529, 103656, 169058, 207312, 253587, 338116, 507174, 591703, 676232, 1014348, 1183406, 1352464, 1775109, 2028696, 2366812, 3550218, 4057392, 4733624, 7100436, 9467248, 14200872, 28401744]

約数ペア:

[(1, 28401744), (2, 14200872), (3, 9467248), (4, 7100436), (6, 4733624), (7, 4057392), (8, 3550218), (12, 2366812), (14, 2028696), (16, 1775109), (21, 1352464), (24, 1183406), (28, 1014348), (42, 676232), (48, 591703), (56, 507174), (84, 338116), (112, 253587), (137, 207312), (168, 169058), (274, 103656), (336, 84529), (411, 69104), (548, 51828), (617, 46032), (822, 34552), (959, 29616), (1096, 25914), (1234, 23016), (1644, 17276), (1851, 15344), (1918, 14808), (2192, 12957), (2468, 11508), (2877, 9872), (3288, 8638), (3702, 7672), (3836, 7404), (4319, 6576), (4936, 5754)]