38814777

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:258

約数の個数: 48

約数和(自身を含む): 62899200

約数和(自身を除く): 24084423

約数列:

[1, 3, 9, 19, 23, 57, 69, 71, 139, 171, 207, 213, 417, 437, 639, 1251, 1311, 1349, 1633, 2641, 3197, 3933, 4047, 4899, 7923, 9591, 9869, 12141, 14697, 23769, 28773, 29607, 31027, 60743, 88821, 93081, 182229, 187511, 226987, 279243, 546687, 562533, 680961, 1687599, 2042883, 4312753, 12938259, 38814777]

約数ペア:

[(1, 38814777), (3, 12938259), (9, 4312753), (19, 2042883), (23, 1687599), (57, 680961), (69, 562533), (71, 546687), (139, 279243), (171, 226987), (207, 187511), (213, 182229), (417, 93081), (437, 88821), (639, 60743), (1251, 31027), (1311, 29607), (1349, 28773), (1633, 23769), (2641, 14697), (3197, 12141), (3933, 9869), (4047, 9591), (4899, 7923)]