28351350

素因数分解:

$2^1\times 3^3\times 5^2\times {\mathrm{21001}}^1$

素因数の和:21022

約数の個数: 48

約数和(自身を含む): 78127440

約数和(自身を除く): 49776090

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 30, 45, 50, 54, 75, 90, 135, 150, 225, 270, 450, 675, 1350, 21001, 42002, 63003, 105005, 126006, 189009, 210010, 315015, 378018, 525025, 567027, 630030, 945045, 1050050, 1134054, 1575075, 1890090, 2835135, 3150150, 4725225, 5670270, 9450450, 14175675, 28351350]

約数ペア:

[(1, 28351350), (2, 14175675), (3, 9450450), (5, 5670270), (6, 4725225), (9, 3150150), (10, 2835135), (15, 1890090), (18, 1575075), (25, 1134054), (27, 1050050), (30, 945045), (45, 630030), (50, 567027), (54, 525025), (75, 378018), (90, 315015), (135, 210010), (150, 189009), (225, 126006), (270, 105005), (450, 63003), (675, 42002), (1350, 21001)]