42721790

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{1361}}^1$

素因数の和:1484

約数の個数: 32

約数和(自身を含む): 79824096

約数和(自身を除く): 37102306

約数列:

[1, 2, 5, 10, 43, 73, 86, 146, 215, 365, 430, 730, 1361, 2722, 3139, 6278, 6805, 13610, 15695, 31390, 58523, 99353, 117046, 198706, 292615, 496765, 585230, 993530, 4272179, 8544358, 21360895, 42721790]

約数ペア:

[(1, 42721790), (2, 21360895), (5, 8544358), (10, 4272179), (43, 993530), (73, 585230), (86, 496765), (146, 292615), (215, 198706), (365, 117046), (430, 99353), (730, 58523), (1361, 31390), (2722, 15695), (3139, 13610), (6278, 6805)]