40880457

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{263}}^1$

素因数の和:395

約数の個数: 40

約数和(自身を含む): 65165760

約数和(自身を除く): 24285303

約数列:

[1, 3, 9, 19, 27, 57, 81, 101, 171, 263, 303, 513, 789, 909, 1539, 1919, 2367, 2727, 4997, 5757, 7101, 8181, 14991, 17271, 21303, 26563, 44973, 51813, 79689, 134919, 155439, 239067, 404757, 504697, 717201, 1514091, 2151603, 4542273, 13626819, 40880457]

約数ペア:

[(1, 40880457), (3, 13626819), (9, 4542273), (19, 2151603), (27, 1514091), (57, 717201), (81, 504697), (101, 404757), (171, 239067), (263, 155439), (303, 134919), (513, 79689), (789, 51813), (909, 44973), (1539, 26563), (1919, 21303), (2367, 17271), (2727, 14991), (4997, 8181), (5757, 7101)]