157216773

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{5881}}^1$

素因数の和:5977

約数の個数: 32

約数和(自身を含む): 255984640

約数和(自身を除く): 98767867

約数列:

[1, 3, 7, 19, 21, 57, 67, 133, 201, 399, 469, 1273, 1407, 3819, 5881, 8911, 17643, 26733, 41167, 111739, 123501, 335217, 394027, 782173, 1182081, 2346519, 2758189, 7486513, 8274567, 22459539, 52405591, 157216773]

約数ペア:

[(1, 157216773), (3, 52405591), (7, 22459539), (19, 8274567), (21, 7486513), (57, 2758189), (67, 2346519), (133, 1182081), (201, 782173), (399, 394027), (469, 335217), (1273, 123501), (1407, 111739), (3819, 41167), (5881, 26733), (8911, 17643)]