201709990

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{293}}^1\times {\mathrm{1601}}^1$

素因数の和:1944

約数の個数: 32

約数和(自身を含む): 373022496

約数和(自身を除く): 171312506

約数列:

[1, 2, 5, 10, 43, 86, 215, 293, 430, 586, 1465, 1601, 2930, 3202, 8005, 12599, 16010, 25198, 62995, 68843, 125990, 137686, 344215, 469093, 688430, 938186, 2345465, 4690930, 20170999, 40341998, 100854995, 201709990]

約数ペア:

[(1, 201709990), (2, 100854995), (5, 40341998), (10, 20170999), (43, 4690930), (86, 2345465), (215, 938186), (293, 688430), (430, 469093), (586, 344215), (1465, 137686), (1601, 125990), (2930, 68843), (3202, 62995), (8005, 25198), (12599, 16010)]