68448681

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{809}}^1$

素因数の和:918

約数の個数: 48

約数和(自身を含む): 121305600

約数和(自身を除く): 52856919

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 79, 119, 153, 237, 357, 553, 711, 809, 1071, 1343, 1659, 2427, 4029, 4977, 5663, 7281, 9401, 12087, 13753, 16989, 28203, 41259, 50967, 63911, 84609, 96271, 123777, 191733, 288813, 447377, 575199, 866439, 1086487, 1342131, 3259461, 4026393, 7605409, 9778383, 22816227, 68448681]

約数ペア:

[(1, 68448681), (3, 22816227), (7, 9778383), (9, 7605409), (17, 4026393), (21, 3259461), (51, 1342131), (63, 1086487), (79, 866439), (119, 575199), (153, 447377), (237, 288813), (357, 191733), (553, 123777), (711, 96271), (809, 84609), (1071, 63911), (1343, 50967), (1659, 41259), (2427, 28203), (4029, 16989), (4977, 13753), (5663, 12087), (7281, 9401)]