28907568

素因数分解:

$2^4\times 3^2\times {\mathrm{103}}^1\times {\mathrm{1949}}^1$

素因数の和:2066

約数の個数: 60

約数和(自身を含む): 81728400

約数和(自身を除く): 52820832

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 103, 144, 206, 309, 412, 618, 824, 927, 1236, 1648, 1854, 1949, 2472, 3708, 3898, 4944, 5847, 7416, 7796, 11694, 14832, 15592, 17541, 23388, 31184, 35082, 46776, 70164, 93552, 140328, 200747, 280656, 401494, 602241, 802988, 1204482, 1605976, 1806723, 2408964, 3211952, 3613446, 4817928, 7226892, 9635856, 14453784, 28907568]

約数ペア:

[(1, 28907568), (2, 14453784), (3, 9635856), (4, 7226892), (6, 4817928), (8, 3613446), (9, 3211952), (12, 2408964), (16, 1806723), (18, 1605976), (24, 1204482), (36, 802988), (48, 602241), (72, 401494), (103, 280656), (144, 200747), (206, 140328), (309, 93552), (412, 70164), (618, 46776), (824, 35082), (927, 31184), (1236, 23388), (1648, 17541), (1854, 15592), (1949, 14832), (2472, 11694), (3708, 7796), (3898, 7416), (4944, 5847)]