6988275

素因数分解:

$3^4\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1$

素因数の和:75

約数の個数: 120

約数和(自身を含む): 16204320

約数和(自身を除く): 9216045

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 25, 27, 29, 35, 45, 51, 63, 75, 81, 85, 87, 105, 119, 135, 145, 153, 175, 189, 203, 225, 255, 261, 315, 357, 405, 425, 435, 459, 493, 525, 567, 595, 609, 675, 725, 765, 783, 945, 1015, 1071, 1275, 1305, 1377, 1479, 1575, 1785, 1827, 2025, 2175, 2295, 2349, 2465, 2835, 2975, 3045, 3213, 3451, 3825, 3915, 4437, 4725, 5075, 5355, 5481, 6525, 6885, 7395, 8925, 9135, 9639, 10353, 11475, 11745, 12325, 13311, 14175, 15225, 16065, 16443, 17255, 19575, 22185, 26775, 27405, 31059, 34425, 36975, 39933, 45675, 48195, 51765, 58725, 66555, 80325, 82215, 86275, 93177, 110925, 137025, 155295, 199665, 240975, 258825, 279531, 332775, 411075, 465885, 776475, 998325, 1397655, 2329425, 6988275]

約数ペア:

[(1, 6988275), (3, 2329425), (5, 1397655), (7, 998325), (9, 776475), (15, 465885), (17, 411075), (21, 332775), (25, 279531), (27, 258825), (29, 240975), (35, 199665), (45, 155295), (51, 137025), (63, 110925), (75, 93177), (81, 86275), (85, 82215), (87, 80325), (105, 66555), (119, 58725), (135, 51765), (145, 48195), (153, 45675), (175, 39933), (189, 36975), (203, 34425), (225, 31059), (255, 27405), (261, 26775), (315, 22185), (357, 19575), (405, 17255), (425, 16443), (435, 16065), (459, 15225), (493, 14175), (525, 13311), (567, 12325), (595, 11745), (609, 11475), (675, 10353), (725, 9639), (765, 9135), (783, 8925), (945, 7395), (1015, 6885), (1071, 6525), (1275, 5481), (1305, 5355), (1377, 5075), (1479, 4725), (1575, 4437), (1785, 3915), (1827, 3825), (2025, 3451), (2175, 3213), (2295, 3045), (2349, 2975), (2465, 2835)]