8161965

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{2879}}^1$

素因数の和:2903

約数の個数: 40

約数和(自身を含む): 16727040

約数和(自身を除く): 8565075

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 81, 105, 135, 189, 315, 405, 567, 945, 2835, 2879, 8637, 14395, 20153, 25911, 43185, 60459, 77733, 100765, 129555, 181377, 233199, 302295, 388665, 544131, 906885, 1165995, 1632393, 2720655, 8161965]

約数ペア:

[(1, 8161965), (3, 2720655), (5, 1632393), (7, 1165995), (9, 906885), (15, 544131), (21, 388665), (27, 302295), (35, 233199), (45, 181377), (63, 129555), (81, 100765), (105, 77733), (135, 60459), (189, 43185), (315, 25911), (405, 20153), (567, 14395), (945, 8637), (2835, 2879)]