27216378

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{89}}^1\times {\mathrm{809}}^1$

素因数の和:916

約数の個数: 64

約数和(自身を含む): 69984000

約数和(自身を除く): 42767622

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 89, 126, 178, 189, 267, 378, 534, 623, 801, 809, 1246, 1602, 1618, 1869, 2403, 2427, 3738, 4806, 4854, 5607, 5663, 7281, 11214, 11326, 14562, 16821, 16989, 21843, 33642, 33978, 43686, 50967, 72001, 101934, 144002, 152901, 216003, 305802, 432006, 504007, 648009, 1008014, 1296018, 1512021, 1944027, 3024042, 3888054, 4536063, 9072126, 13608189, 27216378]

約数ペア:

[(1, 27216378), (2, 13608189), (3, 9072126), (6, 4536063), (7, 3888054), (9, 3024042), (14, 1944027), (18, 1512021), (21, 1296018), (27, 1008014), (42, 648009), (54, 504007), (63, 432006), (89, 305802), (126, 216003), (178, 152901), (189, 144002), (267, 101934), (378, 72001), (534, 50967), (623, 43686), (801, 33978), (809, 33642), (1246, 21843), (1602, 16989), (1618, 16821), (1869, 14562), (2403, 11326), (2427, 11214), (3738, 7281), (4806, 5663), (4854, 5607)]