69890037

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{1607}}^1$

素因数の和:1745

約数の個数: 32

約数和(自身を含む): 113203200

約数和(自身を除く): 43313163

約数列:

[1, 3, 7, 19, 21, 57, 109, 133, 327, 399, 763, 1607, 2071, 2289, 4821, 6213, 11249, 14497, 30533, 33747, 43491, 91599, 175163, 213731, 525489, 641193, 1226141, 3328097, 3678423, 9984291, 23296679, 69890037]

約数ペア:

[(1, 69890037), (3, 23296679), (7, 9984291), (19, 3678423), (21, 3328097), (57, 1226141), (109, 641193), (133, 525489), (327, 213731), (399, 175163), (763, 91599), (1607, 43491), (2071, 33747), (2289, 30533), (4821, 14497), (6213, 11249)]