261111354

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{101917}}^1$

素因数の和:101990

約数の個数: 32

約数和(自身を含む): 606615936

約数和(自身を除く): 345504582

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 61, 122, 183, 366, 427, 854, 1281, 2562, 101917, 203834, 305751, 611502, 713419, 1426838, 2140257, 4280514, 6216937, 12433874, 18650811, 37301622, 43518559, 87037118, 130555677, 261111354]

約数ペア:

[(1, 261111354), (2, 130555677), (3, 87037118), (6, 43518559), (7, 37301622), (14, 18650811), (21, 12433874), (42, 6216937), (61, 4280514), (122, 2140257), (183, 1426838), (366, 713419), (427, 611502), (854, 305751), (1281, 203834), (2562, 101917)]