28951188

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{523}}^1\times {\mathrm{659}}^1$

素因数の和:1196

約数の個数: 48

約数和(自身を含む): 77468160

約数和(自身を除く): 48516972

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 523, 659, 1046, 1318, 1569, 1977, 2092, 2636, 3138, 3661, 3954, 4613, 6276, 7322, 7908, 9226, 10983, 13839, 14644, 18452, 21966, 27678, 43932, 55356, 344657, 689314, 1033971, 1378628, 2067942, 2412599, 4135884, 4825198, 7237797, 9650396, 14475594, 28951188]

約数ペア:

[(1, 28951188), (2, 14475594), (3, 9650396), (4, 7237797), (6, 4825198), (7, 4135884), (12, 2412599), (14, 2067942), (21, 1378628), (28, 1033971), (42, 689314), (84, 344657), (523, 55356), (659, 43932), (1046, 27678), (1318, 21966), (1569, 18452), (1977, 14644), (2092, 13839), (2636, 10983), (3138, 9226), (3661, 7908), (3954, 7322), (4613, 6276)]