138487664

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{39887}}^1$

素因数の和:39933

約数の個数: 40

約数和(自身を含む): 316551168

約数和(自身を除く): 178063504

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 112, 124, 217, 248, 434, 496, 868, 1736, 3472, 39887, 79774, 159548, 279209, 319096, 558418, 638192, 1116836, 1236497, 2233672, 2472994, 4467344, 4945988, 8655479, 9891976, 17310958, 19783952, 34621916, 69243832, 138487664]

約数ペア:

[(1, 138487664), (2, 69243832), (4, 34621916), (7, 19783952), (8, 17310958), (14, 9891976), (16, 8655479), (28, 4945988), (31, 4467344), (56, 2472994), (62, 2233672), (112, 1236497), (124, 1116836), (217, 638192), (248, 558418), (434, 319096), (496, 279209), (868, 159548), (1736, 79774), (3472, 39887)]