639870147343

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{6959}}^1\times {\mathrm{305477}}^1$

素因数の和:312486

約数の個数: 16

約数和(自身を含む): 748396661760

約数和(自身を除く): 108526514417

約数列:

[1, 7, 43, 301, 6959, 48713, 299237, 305477, 2094659, 2138339, 13135511, 91948577, 2125814443, 14880701101, 91410021049, 639870147343]

約数ペア:

[(1, 639870147343), (7, 91410021049), (43, 14880701101), (301, 2125814443), (6959, 91948577), (48713, 13135511), (299237, 2138339), (305477, 2094659)]