28539972

素因数分解:

$2^2\times 3^3\times {\mathrm{401}}^1\times {\mathrm{659}}^1$

素因数の和:1073

約数の個数: 48

約数和(自身を含む): 74289600

約数和(自身を除く): 45749628

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 401, 659, 802, 1203, 1318, 1604, 1977, 2406, 2636, 3609, 3954, 4812, 5931, 7218, 7908, 10827, 11862, 14436, 17793, 21654, 23724, 35586, 43308, 71172, 264259, 528518, 792777, 1057036, 1585554, 2378331, 3171108, 4756662, 7134993, 9513324, 14269986, 28539972]

約数ペア:

[(1, 28539972), (2, 14269986), (3, 9513324), (4, 7134993), (6, 4756662), (9, 3171108), (12, 2378331), (18, 1585554), (27, 1057036), (36, 792777), (54, 528518), (108, 264259), (401, 71172), (659, 43308), (802, 35586), (1203, 23724), (1318, 21654), (1604, 17793), (1977, 14436), (2406, 11862), (2636, 10827), (3609, 7908), (3954, 7218), (4812, 5931)]