16855830

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{163}}^1\times {\mathrm{383}}^1$

素因数の和:562

約数の個数: 64

約数和(自身を含む): 45342720

約数和(自身を除く): 28486890

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 163, 270, 326, 383, 489, 766, 815, 978, 1149, 1467, 1630, 1915, 2298, 2445, 2934, 3447, 3830, 4401, 4890, 5745, 6894, 7335, 8802, 10341, 11490, 14670, 17235, 20682, 22005, 34470, 44010, 51705, 62429, 103410, 124858, 187287, 312145, 374574, 561861, 624290, 936435, 1123722, 1685583, 1872870, 2809305, 3371166, 5618610, 8427915, 16855830]

約数ペア:

[(1, 16855830), (2, 8427915), (3, 5618610), (5, 3371166), (6, 2809305), (9, 1872870), (10, 1685583), (15, 1123722), (18, 936435), (27, 624290), (30, 561861), (45, 374574), (54, 312145), (90, 187287), (135, 124858), (163, 103410), (270, 62429), (326, 51705), (383, 44010), (489, 34470), (766, 22005), (815, 20682), (978, 17235), (1149, 14670), (1467, 11490), (1630, 10341), (1915, 8802), (2298, 7335), (2445, 6894), (2934, 5745), (3447, 4890), (3830, 4401)]