72155559

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{937}}^1$

素因数の和:1159

約数の個数: 32

約数和(自身を含む): 116462080

約数和(自身を除く): 44306521

約数列:

[1, 3, 7, 19, 21, 57, 133, 193, 399, 579, 937, 1351, 2811, 3667, 4053, 6559, 11001, 17803, 19677, 25669, 53409, 77007, 124621, 180841, 373863, 542523, 1265887, 3435979, 3797661, 10307937, 24051853, 72155559]

約数ペア:

[(1, 72155559), (3, 24051853), (7, 10307937), (19, 3797661), (21, 3435979), (57, 1265887), (133, 542523), (193, 373863), (399, 180841), (579, 124621), (937, 77007), (1351, 53409), (2811, 25669), (3667, 19677), (4053, 17803), (6559, 11001)]