12726903

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{191}}^1$

素因数の和:387

約数の個数: 32

約数和(自身を含む): 20643840

約数和(自身を除く): 7916937

約数列:

[1, 3, 7, 19, 21, 57, 133, 167, 191, 399, 501, 573, 1169, 1337, 3173, 3507, 3629, 4011, 9519, 10887, 22211, 25403, 31897, 66633, 76209, 95691, 223279, 606043, 669837, 1818129, 4242301, 12726903]

約数ペア:

[(1, 12726903), (3, 4242301), (7, 1818129), (19, 669837), (21, 606043), (57, 223279), (133, 95691), (167, 76209), (191, 66633), (399, 31897), (501, 25403), (573, 22211), (1169, 10887), (1337, 9519), (3173, 4011), (3507, 3629)]