211192989

素因数分解:

$3^1\times 7^3\times {\mathrm{17}}^1\times {\mathrm{12073}}^1$

素因数の和:12114

約数の個数: 32

約数和(自身を含む): 347731200

約数和(自身を除く): 136538211

約数列:

[1, 3, 7, 17, 21, 49, 51, 119, 147, 343, 357, 833, 1029, 2499, 5831, 12073, 17493, 36219, 84511, 205241, 253533, 591577, 615723, 1436687, 1774731, 4141039, 4310061, 10056809, 12423117, 30170427, 70397663, 211192989]

約数ペア:

[(1, 211192989), (3, 70397663), (7, 30170427), (17, 12423117), (21, 10056809), (49, 4310061), (51, 4141039), (119, 1774731), (147, 1436687), (343, 615723), (357, 591577), (833, 253533), (1029, 205241), (2499, 84511), (5831, 36219), (12073, 17493)]