15142665

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1381}}^1$

素因数の和:1449

約数の個数: 32

約数和(自身を含む): 26269056

約数和(自身を除く): 11126391

約数列:

[1, 3, 5, 15, 17, 43, 51, 85, 129, 215, 255, 645, 731, 1381, 2193, 3655, 4143, 6905, 10965, 20715, 23477, 59383, 70431, 117385, 178149, 296915, 352155, 890745, 1009511, 3028533, 5047555, 15142665]

約数ペア:

[(1, 15142665), (3, 5047555), (5, 3028533), (15, 1009511), (17, 890745), (43, 352155), (51, 296915), (85, 178149), (129, 117385), (215, 70431), (255, 59383), (645, 23477), (731, 20715), (1381, 10965), (2193, 6905), (3655, 4143)]