121981938

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{1553}}^1$

素因数の和:1643

約数の個数: 64

約数和(自身を含む): 281957760

約数和(自身を除く): 159975822

約数列:

[1, 2, 3, 6, 13, 19, 26, 38, 39, 53, 57, 78, 106, 114, 159, 247, 318, 494, 689, 741, 1007, 1378, 1482, 1553, 2014, 2067, 3021, 3106, 4134, 4659, 6042, 9318, 13091, 20189, 26182, 29507, 39273, 40378, 59014, 60567, 78546, 82309, 88521, 121134, 164618, 177042, 246927, 383591, 493854, 767182, 1070017, 1150773, 1563871, 2140034, 2301546, 3127742, 3210051, 4691613, 6420102, 9383226, 20330323, 40660646, 60990969, 121981938]

約数ペア:

[(1, 121981938), (2, 60990969), (3, 40660646), (6, 20330323), (13, 9383226), (19, 6420102), (26, 4691613), (38, 3210051), (39, 3127742), (53, 2301546), (57, 2140034), (78, 1563871), (106, 1150773), (114, 1070017), (159, 767182), (247, 493854), (318, 383591), (494, 246927), (689, 177042), (741, 164618), (1007, 121134), (1378, 88521), (1482, 82309), (1553, 78546), (2014, 60567), (2067, 59014), (3021, 40378), (3106, 39273), (4134, 29507), (4659, 26182), (6042, 20189), (9318, 13091)]