23786955

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{647}}^1$

素因数の和:720

約数の個数: 48

約数和(自身を含む): 44478720

約数和(自身を除く): 20691765

約数列:

[1, 3, 5, 9, 15, 19, 43, 45, 57, 95, 129, 171, 215, 285, 387, 645, 647, 817, 855, 1935, 1941, 2451, 3235, 4085, 5823, 7353, 9705, 12255, 12293, 27821, 29115, 36765, 36879, 61465, 83463, 110637, 139105, 184395, 250389, 417315, 528599, 553185, 1251945, 1585797, 2642995, 4757391, 7928985, 23786955]

約数ペア:

[(1, 23786955), (3, 7928985), (5, 4757391), (9, 2642995), (15, 1585797), (19, 1251945), (43, 553185), (45, 528599), (57, 417315), (95, 250389), (129, 184395), (171, 139105), (215, 110637), (285, 83463), (387, 61465), (645, 36879), (647, 36765), (817, 29115), (855, 27821), (1935, 12293), (1941, 12255), (2451, 9705), (3235, 7353), (4085, 5823)]