161271396

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31327}}^1$

素因数の和:31361

約数の個数: 72

約数和(自身を含む): 478942464

約数和(自身を除く): 317671068

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 13, 18, 22, 26, 33, 36, 39, 44, 52, 66, 78, 99, 117, 132, 143, 156, 198, 234, 286, 396, 429, 468, 572, 858, 1287, 1716, 2574, 5148, 31327, 62654, 93981, 125308, 187962, 281943, 344597, 375924, 407251, 563886, 689194, 814502, 1033791, 1127772, 1221753, 1378388, 1629004, 2067582, 2443506, 3101373, 3665259, 4135164, 4479761, 4887012, 6202746, 7330518, 8959522, 12405492, 13439283, 14661036, 17919044, 26878566, 40317849, 53757132, 80635698, 161271396]

約数ペア:

[(1, 161271396), (2, 80635698), (3, 53757132), (4, 40317849), (6, 26878566), (9, 17919044), (11, 14661036), (12, 13439283), (13, 12405492), (18, 8959522), (22, 7330518), (26, 6202746), (33, 4887012), (36, 4479761), (39, 4135164), (44, 3665259), (52, 3101373), (66, 2443506), (78, 2067582), (99, 1629004), (117, 1378388), (132, 1221753), (143, 1127772), (156, 1033791), (198, 814502), (234, 689194), (286, 563886), (396, 407251), (429, 375924), (468, 344597), (572, 281943), (858, 187962), (1287, 125308), (1716, 93981), (2574, 62654), (5148, 31327)]