2420955

素因数分解:

$3^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{227}}^1$

素因数の和:320

約数の個数: 32

約数和(自身を含む): 4377600

約数和(自身を除く): 1956645

約数列:

[1, 3, 5, 9, 15, 27, 45, 79, 135, 227, 237, 395, 681, 711, 1135, 1185, 2043, 2133, 3405, 3555, 6129, 10215, 10665, 17933, 30645, 53799, 89665, 161397, 268995, 484191, 806985, 2420955]

約数ペア:

[(1, 2420955), (3, 806985), (5, 484191), (9, 268995), (15, 161397), (27, 89665), (45, 53799), (79, 30645), (135, 17933), (227, 10665), (237, 10215), (395, 6129), (681, 3555), (711, 3405), (1135, 2133), (1185, 2043)]