555990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{431}}^1$

素因数の和:484

約数の個数: 32

約数和(自身を含む): 1368576

約数和(自身を除く): 812586

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 86, 129, 215, 258, 430, 431, 645, 862, 1290, 1293, 2155, 2586, 4310, 6465, 12930, 18533, 37066, 55599, 92665, 111198, 185330, 277995, 555990]

約数ペア:

[(1, 555990), (2, 277995), (3, 185330), (5, 111198), (6, 92665), (10, 55599), (15, 37066), (30, 18533), (43, 12930), (86, 6465), (129, 4310), (215, 2586), (258, 2155), (430, 1293), (431, 1290), (645, 862)]