219947615

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{48823}}^1$

素因数の和:48898

約数の個数: 16

約数和(自身を含む): 284741568

約数和(自身を除く): 64793953

約数列:

[1, 5, 17, 53, 85, 265, 901, 4505, 48823, 244115, 829991, 2587619, 4149955, 12938095, 43989523, 219947615]

約数ペア:

[(1, 219947615), (5, 43989523), (17, 12938095), (53, 4149955), (85, 2587619), (265, 829991), (901, 244115), (4505, 48823)]