201749743990

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{284154569}}^1$

素因数の和:284154647

約数の個数: 16

約数和(自身を含む): 368264322720

約数和(自身を除く): 166514578730

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 284154569, 568309138, 1420772845, 2841545690, 20174974399, 40349948798, 100874871995, 201749743990]

約数ペア:

[(1, 201749743990), (2, 100874871995), (5, 40349948798), (10, 20174974399), (71, 2841545690), (142, 1420772845), (355, 568309138), (710, 284154569)]