25107615

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{257}}^1$

素因数の和:448

約数の個数: 48

約数和(自身を含む): 47331648

約数和(自身を除く): 22224033

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 167, 195, 257, 501, 585, 771, 835, 1285, 1503, 2171, 2313, 2505, 3341, 3855, 6513, 7515, 10023, 10855, 11565, 16705, 19539, 30069, 32565, 42919, 50115, 97695, 128757, 150345, 214595, 386271, 557947, 643785, 1673841, 1931355, 2789735, 5021523, 8369205, 25107615]

約数ペア:

[(1, 25107615), (3, 8369205), (5, 5021523), (9, 2789735), (13, 1931355), (15, 1673841), (39, 643785), (45, 557947), (65, 386271), (117, 214595), (167, 150345), (195, 128757), (257, 97695), (501, 50115), (585, 42919), (771, 32565), (835, 30069), (1285, 19539), (1503, 16705), (2171, 11565), (2313, 10855), (2505, 10023), (3341, 7515), (3855, 6513)]