42621290

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{53951}}^1$

素因数の和:54037

約数の個数: 16

約数和(自身を含む): 77690880

約数和(自身を除く): 35069590

約数列:

[1, 2, 5, 10, 79, 158, 395, 790, 53951, 107902, 269755, 539510, 4262129, 8524258, 21310645, 42621290]

約数ペア:

[(1, 42621290), (2, 21310645), (5, 8524258), (10, 4262129), (79, 539510), (158, 269755), (395, 107902), (790, 53951)]