16880498901

素因数分解:

$3^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{229}}^1\times {\mathrm{4483}}^1$

素因数の和:4760

約数の個数: 80

約数和(自身を含む): 29949532800

約数和(自身を除く): 13069033899

約数列:

[1, 3, 7, 9, 21, 27, 29, 63, 81, 87, 189, 203, 229, 261, 567, 609, 687, 783, 1603, 1827, 2061, 2349, 4483, 4809, 5481, 6183, 6641, 13449, 14427, 16443, 18549, 19923, 31381, 40347, 43281, 46487, 59769, 94143, 121041, 129843, 130007, 139461, 179307, 282429, 363123, 390021, 418383, 537921, 847287, 910049, 1026607, 1170063, 1255149, 2541861, 2730147, 3079821, 3510189, 3765447, 7186249, 8190441, 9239463, 10530567, 21558747, 24571323, 27718389, 29771603, 64676241, 73713969, 83155167, 89314809, 194028723, 208401221, 267944427, 582086169, 625203663, 803833281, 1875610989, 2411499843, 5626832967, 16880498901]

約数ペア:

[(1, 16880498901), (3, 5626832967), (7, 2411499843), (9, 1875610989), (21, 803833281), (27, 625203663), (29, 582086169), (63, 267944427), (81, 208401221), (87, 194028723), (189, 89314809), (203, 83155167), (229, 73713969), (261, 64676241), (567, 29771603), (609, 27718389), (687, 24571323), (783, 21558747), (1603, 10530567), (1827, 9239463), (2061, 8190441), (2349, 7186249), (4483, 3765447), (4809, 3510189), (5481, 3079821), (6183, 2730147), (6641, 2541861), (13449, 1255149), (14427, 1170063), (16443, 1026607), (18549, 910049), (19923, 847287), (31381, 537921), (40347, 418383), (43281, 390021), (46487, 363123), (59769, 282429), (94143, 179307), (121041, 139461), (129843, 130007)]