72647748

素因数分解:

$2^2\times 3^2\times {\mathrm{647}}^1\times {\mathrm{3119}}^1$

素因数の和:3776

約数の個数: 36

約数和(自身を含む): 183980160

約数和(自身を除く): 111332412

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 647, 1294, 1941, 2588, 3119, 3882, 5823, 6238, 7764, 9357, 11646, 12476, 18714, 23292, 28071, 37428, 56142, 112284, 2017993, 4035986, 6053979, 8071972, 12107958, 18161937, 24215916, 36323874, 72647748]

約数ペア:

[(1, 72647748), (2, 36323874), (3, 24215916), (4, 18161937), (6, 12107958), (9, 8071972), (12, 6053979), (18, 4035986), (36, 2017993), (647, 112284), (1294, 56142), (1941, 37428), (2588, 28071), (3119, 23292), (3882, 18714), (5823, 12476), (6238, 11646), (7764, 9357)]