81821981574

素因数分解:

$2^1\times 3^3\times {\mathrm{2539}}^1\times {\mathrm{596779}}^1$

素因数の和:599329

約数の個数: 32

約数和(自身を含む): 181898544000

約数和(自身を除く): 100076562426

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 2539, 5078, 7617, 15234, 22851, 45702, 68553, 137106, 596779, 1193558, 1790337, 3580674, 5371011, 10742022, 16113033, 32226066, 1515221881, 3030443762, 4545665643, 9091331286, 13636996929, 27273993858, 40910990787, 81821981574]

約数ペア:

[(1, 81821981574), (2, 40910990787), (3, 27273993858), (6, 13636996929), (9, 9091331286), (18, 4545665643), (27, 3030443762), (54, 1515221881), (2539, 32226066), (5078, 16113033), (7617, 10742022), (15234, 5371011), (22851, 3580674), (45702, 1790337), (68553, 1193558), (137106, 596779)]