243494519905

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{2220551}}^1$

素因数の和:2220817

約数の個数: 32

約数和(自身を含む): 361115048448

約数和(自身を除く): 117620528543

約数列:

[1, 5, 7, 13, 35, 65, 91, 241, 455, 1205, 1687, 3133, 8435, 15665, 21931, 109655, 2220551, 11102755, 15543857, 28867163, 77719285, 144335815, 202070141, 535152791, 1010350705, 2675763955, 3746069537, 6956986283, 18730347685, 34784931415, 48698903981, 243494519905]

約数ペア:

[(1, 243494519905), (5, 48698903981), (7, 34784931415), (13, 18730347685), (35, 6956986283), (65, 3746069537), (91, 2675763955), (241, 1010350705), (455, 535152791), (1205, 202070141), (1687, 144335815), (3133, 77719285), (8435, 28867163), (15665, 15543857), (21931, 11102755), (109655, 2220551)]