31587003

素因数分解:

$3^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{113}}^1$

素因数の和:178

約数の個数: 80

約数和(自身を含む): 59590080

約数和(自身を除く): 28003077

約数列:

[1, 3, 7, 9, 17, 21, 27, 29, 51, 63, 81, 87, 113, 119, 153, 189, 203, 261, 339, 357, 459, 493, 567, 609, 783, 791, 1017, 1071, 1377, 1479, 1827, 1921, 2349, 2373, 3051, 3213, 3277, 3451, 4437, 5481, 5763, 7119, 9153, 9639, 9831, 10353, 13311, 13447, 16443, 17289, 21357, 22939, 29493, 31059, 39933, 40341, 51867, 55709, 64071, 68817, 88479, 93177, 121023, 155601, 167127, 206451, 265437, 279531, 363069, 389963, 501381, 619353, 1089207, 1169889, 1504143, 1858059, 3509667, 4512429, 10529001, 31587003]

約数ペア:

[(1, 31587003), (3, 10529001), (7, 4512429), (9, 3509667), (17, 1858059), (21, 1504143), (27, 1169889), (29, 1089207), (51, 619353), (63, 501381), (81, 389963), (87, 363069), (113, 279531), (119, 265437), (153, 206451), (189, 167127), (203, 155601), (261, 121023), (339, 93177), (357, 88479), (459, 68817), (493, 64071), (567, 55709), (609, 51867), (783, 40341), (791, 39933), (1017, 31059), (1071, 29493), (1377, 22939), (1479, 21357), (1827, 17289), (1921, 16443), (2349, 13447), (2373, 13311), (3051, 10353), (3213, 9831), (3277, 9639), (3451, 9153), (4437, 7119), (5481, 5763)]