121265828

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{1997}}^1$

素因数の和:2084

約数の個数: 48

約数和(自身を含む): 241678080

約数和(自身を除く): 120412252

約数列:

[1, 2, 4, 17, 19, 34, 38, 47, 68, 76, 94, 188, 323, 646, 799, 893, 1292, 1598, 1786, 1997, 3196, 3572, 3994, 7988, 15181, 30362, 33949, 37943, 60724, 67898, 75886, 93859, 135796, 151772, 187718, 375436, 645031, 1290062, 1595603, 1783321, 2580124, 3191206, 3566642, 6382412, 7133284, 30316457, 60632914, 121265828]

約数ペア:

[(1, 121265828), (2, 60632914), (4, 30316457), (17, 7133284), (19, 6382412), (34, 3566642), (38, 3191206), (47, 2580124), (68, 1783321), (76, 1595603), (94, 1290062), (188, 645031), (323, 375436), (646, 187718), (799, 151772), (893, 135796), (1292, 93859), (1598, 75886), (1786, 67898), (1997, 60724), (3196, 37943), (3572, 33949), (3994, 30362), (7988, 15181)]