1378242

素因数分解:

$2^1\times 3^3\times {\mathrm{25523}}^1$

素因数の和:25534

約数の個数: 16

約数和(自身を含む): 3062880

約数和(自身を除く): 1684638

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 25523, 51046, 76569, 153138, 229707, 459414, 689121, 1378242]

約数ペア:

[(1, 1378242), (2, 689121), (3, 459414), (6, 229707), (9, 153138), (18, 76569), (27, 51046), (54, 25523)]