160917309

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{191}}^1\times {\mathrm{311}}^1$

素因数の和:558

約数の個数: 48

約数和(自身を含む): 274120704

約数和(自身を除く): 113203395

約数列:

[1, 3, 7, 9, 21, 43, 63, 129, 191, 301, 311, 387, 573, 903, 933, 1337, 1719, 2177, 2709, 2799, 4011, 6531, 8213, 12033, 13373, 19593, 24639, 40119, 57491, 59401, 73917, 93611, 120357, 172473, 178203, 280833, 415807, 517419, 534609, 842499, 1247421, 2554243, 3742263, 7662729, 17879701, 22988187, 53639103, 160917309]

約数ペア:

[(1, 160917309), (3, 53639103), (7, 22988187), (9, 17879701), (21, 7662729), (43, 3742263), (63, 2554243), (129, 1247421), (191, 842499), (301, 534609), (311, 517419), (387, 415807), (573, 280833), (903, 178203), (933, 172473), (1337, 120357), (1719, 93611), (2177, 73917), (2709, 59401), (2799, 57491), (4011, 40119), (6531, 24639), (8213, 19593), (12033, 13373)]