18228735

素因数分解:

$3^2\times 5^1\times 7^3\times {\mathrm{1181}}^1$

素因数の和:1213

約数の個数: 48

約数和(自身を含む): 36878400

約数和(自身を除く): 18649665

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 105, 147, 245, 315, 343, 441, 735, 1029, 1181, 1715, 2205, 3087, 3543, 5145, 5905, 8267, 10629, 15435, 17715, 24801, 41335, 53145, 57869, 74403, 124005, 173607, 289345, 372015, 405083, 520821, 868035, 1215249, 2025415, 2604105, 3645747, 6076245, 18228735]

約数ペア:

[(1, 18228735), (3, 6076245), (5, 3645747), (7, 2604105), (9, 2025415), (15, 1215249), (21, 868035), (35, 520821), (45, 405083), (49, 372015), (63, 289345), (105, 173607), (147, 124005), (245, 74403), (315, 57869), (343, 53145), (441, 41335), (735, 24801), (1029, 17715), (1181, 15435), (1715, 10629), (2205, 8267), (3087, 5905), (3543, 5145)]