81128070

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{901423}}^1$

素因数の和:901436

約数の個数: 24

約数和(自身を含む): 210933216

約数和(自身を除く): 129805146

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 901423, 1802846, 2704269, 4507115, 5408538, 8112807, 9014230, 13521345, 16225614, 27042690, 40564035, 81128070]

約数ペア:

[(1, 81128070), (2, 40564035), (3, 27042690), (5, 16225614), (6, 13521345), (9, 9014230), (10, 8112807), (15, 5408538), (18, 4507115), (30, 2704269), (45, 1802846), (90, 901423)]