87864938

素因数分解:

$2^1\times 7^3\times {\mathrm{349}}^1\times {\mathrm{367}}^1$

素因数の和:739

約数の個数: 32

約数和(自身を含む): 154560000

約数和(自身を除く): 66695062

約数列:

[1, 2, 7, 14, 49, 98, 343, 349, 367, 686, 698, 734, 2443, 2569, 4886, 5138, 17101, 17983, 34202, 35966, 119707, 125881, 128083, 239414, 251762, 256166, 896581, 1793162, 6276067, 12552134, 43932469, 87864938]

約数ペア:

[(1, 87864938), (2, 43932469), (7, 12552134), (14, 6276067), (49, 1793162), (98, 896581), (343, 256166), (349, 251762), (367, 239414), (686, 128083), (698, 125881), (734, 119707), (2443, 35966), (2569, 34202), (4886, 17983), (5138, 17101)]