28549668

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{4787}}^1$

素因数の和:4872

約数の個数: 48

約数和(自身を含む): 77220864

約数和(自身を除く): 48671196

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 71, 84, 142, 213, 284, 426, 497, 852, 994, 1491, 1988, 2982, 4787, 5964, 9574, 14361, 19148, 28722, 33509, 57444, 67018, 100527, 134036, 201054, 339877, 402108, 679754, 1019631, 1359508, 2039262, 2379139, 4078524, 4758278, 7137417, 9516556, 14274834, 28549668]

約数ペア:

[(1, 28549668), (2, 14274834), (3, 9516556), (4, 7137417), (6, 4758278), (7, 4078524), (12, 2379139), (14, 2039262), (21, 1359508), (28, 1019631), (42, 679754), (71, 402108), (84, 339877), (142, 201054), (213, 134036), (284, 100527), (426, 67018), (497, 57444), (852, 33509), (994, 28722), (1491, 19148), (1988, 14361), (2982, 9574), (4787, 5964)]