219787918

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{4201}}^1$

素因数の和:4348

約数の個数: 32

約数和(自身を含む): 390886848

約数和(自身を除く): 171098930

約数列:

[1, 2, 7, 14, 37, 74, 101, 202, 259, 518, 707, 1414, 3737, 4201, 7474, 8402, 26159, 29407, 52318, 58814, 155437, 310874, 424301, 848602, 1088059, 2176118, 2970107, 5940214, 15699137, 31398274, 109893959, 219787918]

約数ペア:

[(1, 219787918), (2, 109893959), (7, 31398274), (14, 15699137), (37, 5940214), (74, 2970107), (101, 2176118), (202, 1088059), (259, 848602), (518, 424301), (707, 310874), (1414, 155437), (3737, 58814), (4201, 52318), (7474, 29407), (8402, 26159)]