246971855

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{997}}^1$

素因数の和:1155

約数の個数: 32

約数和(自身を含む): 331304064

約数和(自身を除く): 84332209

約数列:

[1, 5, 13, 37, 65, 103, 185, 481, 515, 997, 1339, 2405, 3811, 4985, 6695, 12961, 19055, 36889, 49543, 64805, 102691, 184445, 247715, 479557, 513455, 1334983, 2397785, 3799567, 6674915, 18997835, 49394371, 246971855]

約数ペア:

[(1, 246971855), (5, 49394371), (13, 18997835), (37, 6674915), (65, 3799567), (103, 2397785), (185, 1334983), (481, 513455), (515, 479557), (997, 247715), (1339, 184445), (2405, 102691), (3811, 64805), (4985, 49543), (6695, 36889), (12961, 19055)]