821049748

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{613}}^1\times {\mathrm{19697}}^1$

素因数の和:20331

約数の個数: 24

約数和(自身を含む): 1523916072

約数和(自身を除く): 702866324

約数列:

[1, 2, 4, 17, 34, 68, 613, 1226, 2452, 10421, 19697, 20842, 39394, 41684, 78788, 334849, 669698, 1339396, 12074261, 24148522, 48297044, 205262437, 410524874, 821049748]

約数ペア:

[(1, 821049748), (2, 410524874), (4, 205262437), (17, 48297044), (34, 24148522), (68, 12074261), (613, 1339396), (1226, 669698), (2452, 334849), (10421, 78788), (19697, 41684), (20842, 39394)]