639876084

素因数分解:

$2^2\times 3^1\times {\mathrm{31}}^2\times {\mathrm{55487}}^1$

素因数の和:55556

約数の個数: 36

約数和(自身を含む): 1542788352

約数和(自身を除く): 902912268

約数列:

[1, 2, 3, 4, 6, 12, 31, 62, 93, 124, 186, 372, 961, 1922, 2883, 3844, 5766, 11532, 55487, 110974, 166461, 221948, 332922, 665844, 1720097, 3440194, 5160291, 6880388, 10320582, 20641164, 53323007, 106646014, 159969021, 213292028, 319938042, 639876084]

約数ペア:

[(1, 639876084), (2, 319938042), (3, 213292028), (4, 159969021), (6, 106646014), (12, 53323007), (31, 20641164), (62, 10320582), (93, 6880388), (124, 5160291), (186, 3440194), (372, 1720097), (961, 665844), (1922, 332922), (2883, 221948), (3844, 166461), (5766, 110974), (11532, 55487)]