12726505

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1$

素因数の和:225

約数の個数: 32

約数和(自身を含む): 17625600

約数和(自身を除く): 4899095

約数列:

[1, 5, 11, 29, 55, 79, 101, 145, 319, 395, 505, 869, 1111, 1595, 2291, 2929, 4345, 5555, 7979, 11455, 14645, 25201, 32219, 39895, 87769, 126005, 161095, 231391, 438845, 1156955, 2545301, 12726505]

約数ペア:

[(1, 12726505), (5, 2545301), (11, 1156955), (29, 438845), (55, 231391), (79, 161095), (101, 126005), (145, 87769), (319, 39895), (395, 32219), (505, 25201), (869, 14645), (1111, 11455), (1595, 7979), (2291, 5555), (2929, 4345)]