28221222

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{2137}}^1$

素因数の和:2244

約数の個数: 32

約数和(自身を含む): 59111424

約数和(自身を除く): 30890202

約数列:

[1, 2, 3, 6, 31, 62, 71, 93, 142, 186, 213, 426, 2137, 2201, 4274, 4402, 6411, 6603, 12822, 13206, 66247, 132494, 151727, 198741, 303454, 397482, 455181, 910362, 4703537, 9407074, 14110611, 28221222]

約数ペア:

[(1, 28221222), (2, 14110611), (3, 9407074), (6, 4703537), (31, 910362), (62, 455181), (71, 397482), (93, 303454), (142, 198741), (186, 151727), (213, 132494), (426, 66247), (2137, 13206), (2201, 12822), (4274, 6603), (4402, 6411)]