18163803

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{613}}^1$

素因数の和:723

約数の個数: 32

約数和(自身を含む): 29707776

約数和(自身を除く): 11543973

約数列:

[1, 3, 7, 17, 21, 51, 83, 119, 249, 357, 581, 613, 1411, 1743, 1839, 4233, 4291, 9877, 10421, 12873, 29631, 31263, 50879, 72947, 152637, 218841, 356153, 864943, 1068459, 2594829, 6054601, 18163803]

約数ペア:

[(1, 18163803), (3, 6054601), (7, 2594829), (17, 1068459), (21, 864943), (51, 356153), (83, 218841), (119, 152637), (249, 72947), (357, 50879), (581, 31263), (613, 29631), (1411, 12873), (1743, 10421), (1839, 9877), (4233, 4291)]