638838006

素因数分解:

$2^1\times 3^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1\times {\mathrm{17293}}^1$

素因数の和:17476

約数の個数: 32

約数和(自身を含む): 1314897408

約数和(自身を除く): 676059402

約数列:

[1, 2, 3, 6, 47, 94, 131, 141, 262, 282, 393, 786, 6157, 12314, 17293, 18471, 34586, 36942, 51879, 103758, 812771, 1625542, 2265383, 2438313, 4530766, 4876626, 6796149, 13592298, 106473001, 212946002, 319419003, 638838006]

約数ペア:

[(1, 638838006), (2, 319419003), (3, 212946002), (6, 106473001), (47, 13592298), (94, 6796149), (131, 4876626), (141, 4530766), (262, 2438313), (282, 2265383), (393, 1625542), (786, 812771), (6157, 103758), (12314, 51879), (17293, 36942), (18471, 34586)]