142208865

素因数分解:

$3^4\times 5^1\times {\mathrm{351133}}^1$

素因数の和:351150

約数の個数: 20

約数和(自身を含む): 254923284

約数和(自身を除く): 112714419

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 351133, 1053399, 1755665, 3160197, 5266995, 9480591, 15800985, 28441773, 47402955, 142208865]

約数ペア:

[(1, 142208865), (3, 47402955), (5, 28441773), (9, 15800985), (15, 9480591), (27, 5266995), (45, 3160197), (81, 1755665), (135, 1053399), (405, 351133)]