27381368

素因数分解:

$2^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{137}}^1$

素因数の和:276

約数の個数: 64

約数和(自身を含む): 61205760

約数和(自身を除く): 33824392

約数列:

[1, 2, 4, 7, 8, 14, 28, 43, 56, 83, 86, 137, 166, 172, 274, 301, 332, 344, 548, 581, 602, 664, 959, 1096, 1162, 1204, 1918, 2324, 2408, 3569, 3836, 4648, 5891, 7138, 7672, 11371, 11782, 14276, 22742, 23564, 24983, 28552, 41237, 45484, 47128, 49966, 79597, 82474, 90968, 99932, 159194, 164948, 199864, 318388, 329896, 488953, 636776, 977906, 1955812, 3422671, 3911624, 6845342, 13690684, 27381368]

約数ペア:

[(1, 27381368), (2, 13690684), (4, 6845342), (7, 3911624), (8, 3422671), (14, 1955812), (28, 977906), (43, 636776), (56, 488953), (83, 329896), (86, 318388), (137, 199864), (166, 164948), (172, 159194), (274, 99932), (301, 90968), (332, 82474), (344, 79597), (548, 49966), (581, 47128), (602, 45484), (664, 41237), (959, 28552), (1096, 24983), (1162, 23564), (1204, 22742), (1918, 14276), (2324, 11782), (2408, 11371), (3569, 7672), (3836, 7138), (4648, 5891)]