28723996

素因数分解:

$2^2\times 7^2\times {\mathrm{101}}^1\times {\mathrm{1451}}^1$

素因数の和:1570

約数の個数: 36

約数和(自身を含む): 59093496

約数和(自身を除く): 30369500

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 101, 196, 202, 404, 707, 1414, 1451, 2828, 2902, 4949, 5804, 9898, 10157, 19796, 20314, 40628, 71099, 142198, 146551, 284396, 293102, 586204, 1025857, 2051714, 4103428, 7180999, 14361998, 28723996]

約数ペア:

[(1, 28723996), (2, 14361998), (4, 7180999), (7, 4103428), (14, 2051714), (28, 1025857), (49, 586204), (98, 293102), (101, 284396), (196, 146551), (202, 142198), (404, 71099), (707, 40628), (1414, 20314), (1451, 19796), (2828, 10157), (2902, 9898), (4949, 5804)]