28624764

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{433}}^1\times {\mathrm{787}}^1$

素因数の和:1234

約数の個数: 48

約数和(自身を含む): 76606208

約数和(自身を除く): 47981444

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 433, 787, 866, 1299, 1574, 1732, 2361, 2598, 3031, 3148, 4722, 5196, 5509, 6062, 9093, 9444, 11018, 12124, 16527, 18186, 22036, 33054, 36372, 66108, 340771, 681542, 1022313, 1363084, 2044626, 2385397, 4089252, 4770794, 7156191, 9541588, 14312382, 28624764]

約数ペア:

[(1, 28624764), (2, 14312382), (3, 9541588), (4, 7156191), (6, 4770794), (7, 4089252), (12, 2385397), (14, 2044626), (21, 1363084), (28, 1022313), (42, 681542), (84, 340771), (433, 66108), (787, 36372), (866, 33054), (1299, 22036), (1574, 18186), (1732, 16527), (2361, 12124), (2598, 11018), (3031, 9444), (3148, 9093), (4722, 6062), (5196, 5509)]