28148925

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{53617}}^1$

素因数の和:53637

約数の個数: 24

約数和(自身を含む): 53189056

約数和(自身を除く): 25040131

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 175, 525, 53617, 160851, 268085, 375319, 804255, 1125957, 1340425, 1876595, 4021275, 5629785, 9382975, 28148925]

約数ペア:

[(1, 28148925), (3, 9382975), (5, 5629785), (7, 4021275), (15, 1876595), (21, 1340425), (25, 1125957), (35, 804255), (75, 375319), (105, 268085), (175, 160851), (525, 53617)]