16642505

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{227}}^1$

素因数の和:317

約数の個数: 32

約数和(自身を含む): 23113728

約数和(自身を除く): 6471223

約数列:

[1, 5, 11, 31, 43, 55, 155, 215, 227, 341, 473, 1135, 1333, 1705, 2365, 2497, 6665, 7037, 9761, 12485, 14663, 35185, 48805, 73315, 77407, 107371, 302591, 387035, 536855, 1512955, 3328501, 16642505]

約数ペア:

[(1, 16642505), (5, 3328501), (11, 1512955), (31, 536855), (43, 387035), (55, 302591), (155, 107371), (215, 77407), (227, 73315), (341, 48805), (473, 35185), (1135, 14663), (1333, 12485), (1705, 9761), (2365, 7037), (2497, 6665)]