28413112

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1259}}^1$

素因数の和:1316

約数の個数: 64

約数和(自身を含む): 67737600

約数和(自身を除く): 39324488

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 31, 52, 56, 62, 91, 104, 124, 182, 217, 248, 364, 403, 434, 728, 806, 868, 1259, 1612, 1736, 2518, 2821, 3224, 5036, 5642, 8813, 10072, 11284, 16367, 17626, 22568, 32734, 35252, 39029, 65468, 70504, 78058, 114569, 130936, 156116, 229138, 273203, 312232, 458276, 507377, 546406, 916552, 1014754, 1092812, 2029508, 2185624, 3551639, 4059016, 7103278, 14206556, 28413112]

約数ペア:

[(1, 28413112), (2, 14206556), (4, 7103278), (7, 4059016), (8, 3551639), (13, 2185624), (14, 2029508), (26, 1092812), (28, 1014754), (31, 916552), (52, 546406), (56, 507377), (62, 458276), (91, 312232), (104, 273203), (124, 229138), (182, 156116), (217, 130936), (248, 114569), (364, 78058), (403, 70504), (434, 65468), (728, 39029), (806, 35252), (868, 32734), (1259, 22568), (1612, 17626), (1736, 16367), (2518, 11284), (2821, 10072), (3224, 8813), (5036, 5642)]