78289299

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1$

素因数の和:161

約数の個数: 72

約数和(自身を含む): 134032080

約数和(自身を除く): 55742781

約数列:

[1, 3, 9, 11, 29, 33, 37, 67, 87, 99, 111, 121, 201, 261, 319, 333, 363, 407, 603, 737, 957, 1073, 1089, 1221, 1943, 2211, 2479, 2871, 3219, 3509, 3663, 4477, 5829, 6633, 7437, 8107, 9657, 10527, 11803, 13431, 17487, 21373, 22311, 24321, 27269, 31581, 35409, 40293, 64119, 71891, 72963, 81807, 106227, 129833, 192357, 215673, 235103, 245421, 299959, 389499, 647019, 705309, 790801, 899877, 1168497, 2115927, 2372403, 2699631, 7117209, 8698811, 26096433, 78289299]

約数ペア:

[(1, 78289299), (3, 26096433), (9, 8698811), (11, 7117209), (29, 2699631), (33, 2372403), (37, 2115927), (67, 1168497), (87, 899877), (99, 790801), (111, 705309), (121, 647019), (201, 389499), (261, 299959), (319, 245421), (333, 235103), (363, 215673), (407, 192357), (603, 129833), (737, 106227), (957, 81807), (1073, 72963), (1089, 71891), (1221, 64119), (1943, 40293), (2211, 35409), (2479, 31581), (2871, 27269), (3219, 24321), (3509, 22311), (3663, 21373), (4477, 17487), (5829, 13431), (6633, 11803), (7437, 10527), (8107, 9657)]