138342168

素因数分解:

$2^3\times 3^4\times {\mathrm{213491}}^1$

素因数の和:213509

約数の個数: 40

約数和(自身を含む): 387487980

約数和(自身を除く): 249145812

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648, 213491, 426982, 640473, 853964, 1280946, 1707928, 1921419, 2561892, 3842838, 5123784, 5764257, 7685676, 11528514, 15371352, 17292771, 23057028, 34585542, 46114056, 69171084, 138342168]

約数ペア:

[(1, 138342168), (2, 69171084), (3, 46114056), (4, 34585542), (6, 23057028), (8, 17292771), (9, 15371352), (12, 11528514), (18, 7685676), (24, 5764257), (27, 5123784), (36, 3842838), (54, 2561892), (72, 1921419), (81, 1707928), (108, 1280946), (162, 853964), (216, 640473), (324, 426982), (648, 213491)]