28392048

素因数分解:

$2^4\times 3^2\times {\mathrm{71}}^1\times {\mathrm{2777}}^1$

素因数の和:2862

約数の個数: 60

約数和(自身を含む): 80606448

約数和(自身を除く): 52214400

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 71, 72, 142, 144, 213, 284, 426, 568, 639, 852, 1136, 1278, 1704, 2556, 2777, 3408, 5112, 5554, 8331, 10224, 11108, 16662, 22216, 24993, 33324, 44432, 49986, 66648, 99972, 133296, 197167, 199944, 394334, 399888, 591501, 788668, 1183002, 1577336, 1774503, 2366004, 3154672, 3549006, 4732008, 7098012, 9464016, 14196024, 28392048]

約数ペア:

[(1, 28392048), (2, 14196024), (3, 9464016), (4, 7098012), (6, 4732008), (8, 3549006), (9, 3154672), (12, 2366004), (16, 1774503), (18, 1577336), (24, 1183002), (36, 788668), (48, 591501), (71, 399888), (72, 394334), (142, 199944), (144, 197167), (213, 133296), (284, 99972), (426, 66648), (568, 49986), (639, 44432), (852, 33324), (1136, 24993), (1278, 22216), (1704, 16662), (2556, 11108), (2777, 10224), (3408, 8331), (5112, 5554)]