157931361

素因数分解:

$3^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{233}}^1$

素因数の和:335

約数の個数: 72

約数和(自身を含む): 280898280

約数和(自身を除く): 122966919

約数列:

[1, 3, 7, 9, 21, 29, 49, 53, 63, 87, 147, 159, 203, 233, 261, 371, 441, 477, 609, 699, 1113, 1421, 1537, 1631, 1827, 2097, 2597, 3339, 4263, 4611, 4893, 6757, 7791, 10759, 11417, 12349, 12789, 13833, 14679, 20271, 23373, 32277, 34251, 37047, 47299, 60813, 75313, 86443, 96831, 102753, 111141, 141897, 225939, 259329, 331093, 358121, 425691, 605101, 677817, 777987, 993279, 1074363, 1815303, 2506847, 2979837, 3223089, 5445909, 7520541, 17547929, 22561623, 52643787, 157931361]

約数ペア:

[(1, 157931361), (3, 52643787), (7, 22561623), (9, 17547929), (21, 7520541), (29, 5445909), (49, 3223089), (53, 2979837), (63, 2506847), (87, 1815303), (147, 1074363), (159, 993279), (203, 777987), (233, 677817), (261, 605101), (371, 425691), (441, 358121), (477, 331093), (609, 259329), (699, 225939), (1113, 141897), (1421, 111141), (1537, 102753), (1631, 96831), (1827, 86443), (2097, 75313), (2597, 60813), (3339, 47299), (4263, 37047), (4611, 34251), (4893, 32277), (6757, 23373), (7791, 20271), (10759, 14679), (11417, 13833), (12349, 12789)]