9921690

素因数分解:

$2^1\times 3^6\times 5^1\times {\mathrm{1361}}^1$

素因数の和:1386

約数の個数: 56

約数和(自身を含む): 26795988

約数和(自身を除く): 16874298

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 243, 270, 405, 486, 729, 810, 1215, 1361, 1458, 2430, 2722, 3645, 4083, 6805, 7290, 8166, 12249, 13610, 20415, 24498, 36747, 40830, 61245, 73494, 110241, 122490, 183735, 220482, 330723, 367470, 551205, 661446, 992169, 1102410, 1653615, 1984338, 3307230, 4960845, 9921690]

約数ペア:

[(1, 9921690), (2, 4960845), (3, 3307230), (5, 1984338), (6, 1653615), (9, 1102410), (10, 992169), (15, 661446), (18, 551205), (27, 367470), (30, 330723), (45, 220482), (54, 183735), (81, 122490), (90, 110241), (135, 73494), (162, 61245), (243, 40830), (270, 36747), (405, 24498), (486, 20415), (729, 13610), (810, 12249), (1215, 8166), (1361, 7290), (1458, 6805), (2430, 4083), (2722, 3645)]