40778899217

素因数分解:

$7^3\times {\mathrm{131}}^1\times {\mathrm{907549}}^1$

素因数の和:907701

約数の個数: 16

約数和(自身を含む): 47918640000

約数和(自身を除く): 7139740783

約数列:

[1, 7, 49, 131, 343, 917, 6419, 44933, 907549, 6352843, 44469901, 118888919, 311289307, 832222433, 5825557031, 40778899217]

約数ペア:

[(1, 40778899217), (7, 5825557031), (49, 832222433), (131, 311289307), (343, 118888919), (917, 44469901), (6419, 6352843), (44933, 907549)]