1995175

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{877}}^1$

素因数の和:907

約数の個数: 24

約数和(自身を含む): 3048416

約数和(自身を除く): 1053241

約数列:

[1, 5, 7, 13, 25, 35, 65, 91, 175, 325, 455, 877, 2275, 4385, 6139, 11401, 21925, 30695, 57005, 79807, 153475, 285025, 399035, 1995175]

約数ペア:

[(1, 1995175), (5, 399035), (7, 285025), (13, 153475), (25, 79807), (35, 57005), (65, 30695), (91, 21925), (175, 11401), (325, 6139), (455, 4385), (877, 2275)]