2181923156925

素因数分解:

$3^4\times 5^2\times {\mathrm{14827}}^1\times {\mathrm{72671}}^1$

素因数の和:87520

約数の個数: 60

約数和(自身を含む): 4042004140416

約数和(自身を除く): 1860080983491

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 405, 675, 2025, 14827, 44481, 72671, 74135, 133443, 218013, 222405, 363355, 370675, 400329, 654039, 667215, 1090065, 1112025, 1200987, 1816775, 1962117, 2001645, 3270195, 3336075, 5450325, 5886351, 6004935, 9810585, 10008225, 16350975, 29431755, 30024675, 49052925, 147158775, 1077492917, 3232478751, 5387464585, 9697436253, 16162393755, 26937322925, 29092308759, 48487181265, 80811968775, 87276926277, 145461543795, 242435906325, 436384631385, 727307718975, 2181923156925]

約数ペア:

[(1, 2181923156925), (3, 727307718975), (5, 436384631385), (9, 242435906325), (15, 145461543795), (25, 87276926277), (27, 80811968775), (45, 48487181265), (75, 29092308759), (81, 26937322925), (135, 16162393755), (225, 9697436253), (405, 5387464585), (675, 3232478751), (2025, 1077492917), (14827, 147158775), (44481, 49052925), (72671, 30024675), (74135, 29431755), (133443, 16350975), (218013, 10008225), (222405, 9810585), (363355, 6004935), (370675, 5886351), (400329, 5450325), (654039, 3336075), (667215, 3270195), (1090065, 2001645), (1112025, 1962117), (1200987, 1816775)]