123311786

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{10853}}^1$

素因数の和:10910

約数の個数: 32

約数和(自身を含む): 218816640

約数和(自身を除く): 95504854

約数列:

[1, 2, 13, 19, 23, 26, 38, 46, 247, 299, 437, 494, 598, 874, 5681, 10853, 11362, 21706, 141089, 206207, 249619, 282178, 412414, 499238, 2680691, 3245047, 4742761, 5361382, 6490094, 9485522, 61655893, 123311786]

約数ペア:

[(1, 123311786), (2, 61655893), (13, 9485522), (19, 6490094), (23, 5361382), (26, 4742761), (38, 3245047), (46, 2680691), (247, 499238), (299, 412414), (437, 282178), (494, 249619), (598, 206207), (874, 141089), (5681, 21706), (10853, 11362)]