40738641

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1\times {\mathrm{109}}^1$

素因数の和:293

約数の個数: 32

約数和(自身を含む): 59136000

約数和(自身を除く): 18397359

約数列:

[1, 3, 19, 57, 79, 83, 109, 237, 249, 327, 1501, 1577, 2071, 4503, 4731, 6213, 6557, 8611, 9047, 19671, 25833, 27141, 124583, 163609, 171893, 373749, 490827, 515679, 714713, 2144139, 13579547, 40738641]

約数ペア:

[(1, 40738641), (3, 13579547), (19, 2144139), (57, 714713), (79, 515679), (83, 490827), (109, 373749), (237, 171893), (249, 163609), (327, 124583), (1501, 27141), (1577, 25833), (2071, 19671), (4503, 9047), (4731, 8611), (6213, 6557)]