12821276169

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{349}}^1\times {\mathrm{313993}}^1$

素因数の和:314361

約数の個数: 24

約数和(自身を含む): 20001417800

約数和(自身を除く): 7180141631

約数列:

[1, 3, 9, 13, 39, 117, 349, 1047, 3141, 4537, 13611, 40833, 313993, 941979, 2825937, 4081909, 12245727, 36737181, 109583557, 328750671, 986252013, 1424586241, 4273758723, 12821276169]

約数ペア:

[(1, 12821276169), (3, 4273758723), (9, 1424586241), (13, 986252013), (39, 328750671), (117, 109583557), (349, 36737181), (1047, 12245727), (3141, 4081909), (4537, 2825937), (13611, 941979), (40833, 313993)]