18271015

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{383}}^1$

素因数の和:471

約数の個数: 32

約数和(自身を含む): 26542080

約数和(自身を除く): 8271065

約数列:

[1, 5, 7, 29, 35, 47, 145, 203, 235, 329, 383, 1015, 1363, 1645, 1915, 2681, 6815, 9541, 11107, 13405, 18001, 47705, 55535, 77749, 90005, 126007, 388745, 522029, 630035, 2610145, 3654203, 18271015]

約数ペア:

[(1, 18271015), (5, 3654203), (7, 2610145), (29, 630035), (35, 522029), (47, 388745), (145, 126007), (203, 90005), (235, 77749), (329, 55535), (383, 47705), (1015, 18001), (1363, 13405), (1645, 11107), (1915, 9541), (2681, 6815)]