64657779

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{379}}^1$

素因数の和:515

約数の個数: 32

約数和(自身を含む): 94483200

約数和(自身を除く): 29825421

約数列:

[1, 3, 19, 41, 57, 73, 123, 219, 379, 779, 1137, 1387, 2337, 2993, 4161, 7201, 8979, 15539, 21603, 27667, 46617, 56867, 83001, 170601, 295241, 525673, 885723, 1134347, 1577019, 3403041, 21552593, 64657779]

約数ペア:

[(1, 64657779), (3, 21552593), (19, 3403041), (41, 1577019), (57, 1134347), (73, 885723), (123, 525673), (219, 295241), (379, 170601), (779, 83001), (1137, 56867), (1387, 46617), (2337, 27667), (2993, 21603), (4161, 15539), (7201, 8979)]