660036455

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{2207}}^1$

素因数の和:2375

約数の個数: 32

約数和(自身を含む): 881362944

約数和(自身を除く): 221326489

約数列:

[1, 5, 13, 43, 65, 107, 215, 535, 559, 1391, 2207, 2795, 4601, 6955, 11035, 23005, 28691, 59813, 94901, 143455, 236149, 299065, 474505, 1180745, 1233713, 3069937, 6168565, 10154407, 15349685, 50772035, 132007291, 660036455]

約数ペア:

[(1, 660036455), (5, 132007291), (13, 50772035), (43, 15349685), (65, 10154407), (107, 6168565), (215, 3069937), (535, 1233713), (559, 1180745), (1391, 474505), (2207, 299065), (2795, 236149), (4601, 143455), (6955, 94901), (11035, 59813), (23005, 28691)]