13161225

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1$

素因数の和:127

約数の個数: 96

約数和(自身を含む): 28283904

約数和(自身を除く): 15122679

約数列:

[1, 3, 5, 7, 11, 15, 21, 25, 33, 35, 43, 53, 55, 75, 77, 105, 129, 159, 165, 175, 215, 231, 265, 275, 301, 371, 385, 473, 525, 583, 645, 795, 825, 903, 1075, 1113, 1155, 1325, 1419, 1505, 1749, 1855, 1925, 2279, 2365, 2915, 3225, 3311, 3975, 4081, 4515, 5565, 5775, 6837, 7095, 7525, 8745, 9275, 9933, 11395, 11825, 12243, 14575, 15953, 16555, 20405, 22575, 25069, 27825, 34185, 35475, 43725, 47859, 49665, 56975, 61215, 75207, 79765, 82775, 102025, 125345, 170925, 175483, 239295, 248325, 306075, 376035, 398825, 526449, 626725, 877415, 1196475, 1880175, 2632245, 4387075, 13161225]

約数ペア:

[(1, 13161225), (3, 4387075), (5, 2632245), (7, 1880175), (11, 1196475), (15, 877415), (21, 626725), (25, 526449), (33, 398825), (35, 376035), (43, 306075), (53, 248325), (55, 239295), (75, 175483), (77, 170925), (105, 125345), (129, 102025), (159, 82775), (165, 79765), (175, 75207), (215, 61215), (231, 56975), (265, 49665), (275, 47859), (301, 43725), (371, 35475), (385, 34185), (473, 27825), (525, 25069), (583, 22575), (645, 20405), (795, 16555), (825, 15953), (903, 14575), (1075, 12243), (1113, 11825), (1155, 11395), (1325, 9933), (1419, 9275), (1505, 8745), (1749, 7525), (1855, 7095), (1925, 6837), (2279, 5775), (2365, 5565), (2915, 4515), (3225, 4081), (3311, 3975)]