90260811

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{263}}^1$

素因数の和:517

約数の個数: 40

約数和(自身を含む): 143109120

約数和(自身を除く): 52848309

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 223, 263, 513, 669, 789, 1539, 2007, 2367, 4237, 4997, 6021, 7101, 12711, 14991, 18063, 21303, 38133, 44973, 58649, 114399, 134919, 175947, 343197, 404757, 527841, 1114331, 1583523, 3342993, 4750569, 10028979, 30086937, 90260811]

約数ペア:

[(1, 90260811), (3, 30086937), (9, 10028979), (19, 4750569), (27, 3342993), (57, 1583523), (81, 1114331), (171, 527841), (223, 404757), (263, 343197), (513, 175947), (669, 134919), (789, 114399), (1539, 58649), (2007, 44973), (2367, 38133), (4237, 21303), (4997, 18063), (6021, 14991), (7101, 12711)]