121391144

素因数分解:

$2^3\times 7^1\times {\mathrm{157}}^1\times {\mathrm{13807}}^1$

素因数の和:13977

約数の個数: 32

約数和(自身を含む): 261799680

約数和(自身を除く): 140408536

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 157, 314, 628, 1099, 1256, 2198, 4396, 8792, 13807, 27614, 55228, 96649, 110456, 193298, 386596, 773192, 2167699, 4335398, 8670796, 15173893, 17341592, 30347786, 60695572, 121391144]

約数ペア:

[(1, 121391144), (2, 60695572), (4, 30347786), (7, 17341592), (8, 15173893), (14, 8670796), (28, 4335398), (56, 2167699), (157, 773192), (314, 386596), (628, 193298), (1099, 110456), (1256, 96649), (2198, 55228), (4396, 27614), (8792, 13807)]