288986495

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{3209}}^1$

素因数の和:3335

約数の個数: 32

約数和(自身を含む): 414167040

約数和(自身を除く): 125180545

約数列:

[1, 5, 7, 31, 35, 83, 155, 217, 415, 581, 1085, 2573, 2905, 3209, 12865, 16045, 18011, 22463, 90055, 99479, 112315, 266347, 497395, 696353, 1331735, 1864429, 3481765, 8256757, 9322145, 41283785, 57797299, 288986495]

約数ペア:

[(1, 288986495), (5, 57797299), (7, 41283785), (31, 9322145), (35, 8256757), (83, 3481765), (155, 1864429), (217, 1331735), (415, 696353), (581, 497395), (1085, 266347), (2573, 112315), (2905, 99479), (3209, 90055), (12865, 22463), (16045, 18011)]