84789585

素因数分解:

$3^4\times 5^1\times {\mathrm{209357}}^1$

素因数の和:209374

約数の個数: 20

約数和(自身を含む): 151993908

約数和(自身を除く): 67204323

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 209357, 628071, 1046785, 1884213, 3140355, 5652639, 9421065, 16957917, 28263195, 84789585]

約数ペア:

[(1, 84789585), (3, 28263195), (5, 16957917), (9, 9421065), (15, 5652639), (27, 3140355), (45, 1884213), (81, 1046785), (135, 628071), (405, 209357)]