638577972

素因数分解:

$2^2\times 3^3\times {\mathrm{2027}}^1\times {\mathrm{2917}}^1$

素因数の和:4957

約数の個数: 48

約数和(自身を含む): 1656957120

約数和(自身を除く): 1018379148

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 2027, 2917, 4054, 5834, 6081, 8108, 8751, 11668, 12162, 17502, 18243, 24324, 26253, 35004, 36486, 52506, 54729, 72972, 78759, 105012, 109458, 157518, 218916, 315036, 5912759, 11825518, 17738277, 23651036, 35476554, 53214831, 70953108, 106429662, 159644493, 212859324, 319288986, 638577972]

約数ペア:

[(1, 638577972), (2, 319288986), (3, 212859324), (4, 159644493), (6, 106429662), (9, 70953108), (12, 53214831), (18, 35476554), (27, 23651036), (36, 17738277), (54, 11825518), (108, 5912759), (2027, 315036), (2917, 218916), (4054, 157518), (5834, 109458), (6081, 105012), (8108, 78759), (8751, 72972), (11668, 54729), (12162, 52506), (17502, 36486), (18243, 35004), (24324, 26253)]