90405686

素因数分解:

$2^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{2111}}^1$

素因数の和:2169

約数の個数: 48

約数和(自身を含む): 173352960

約数和(自身を除く): 82947274

約数列:

[1, 2, 7, 14, 19, 23, 38, 46, 49, 98, 133, 161, 266, 322, 437, 874, 931, 1127, 1862, 2111, 2254, 3059, 4222, 6118, 14777, 21413, 29554, 40109, 42826, 48553, 80218, 97106, 103439, 206878, 280763, 339871, 561526, 679742, 922507, 1845014, 1965341, 2379097, 3930682, 4758194, 6457549, 12915098, 45202843, 90405686]

約数ペア:

[(1, 90405686), (2, 45202843), (7, 12915098), (14, 6457549), (19, 4758194), (23, 3930682), (38, 2379097), (46, 1965341), (49, 1845014), (98, 922507), (133, 679742), (161, 561526), (266, 339871), (322, 280763), (437, 206878), (874, 103439), (931, 97106), (1127, 80218), (1862, 48553), (2111, 42826), (2254, 40109), (3059, 29554), (4222, 21413), (6118, 14777)]