313638766

素因数分解:

$2^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{3931}}^1$

素因数の和:4120

約数の個数: 32

約数和(自身を含む): 554883840

約数和(自身を除く): 241245074

約数列:

[1, 2, 7, 14, 41, 82, 139, 278, 287, 574, 973, 1946, 3931, 5699, 7862, 11398, 27517, 39893, 55034, 79786, 161171, 322342, 546409, 1092818, 1128197, 2256394, 3824863, 7649726, 22402769, 44805538, 156819383, 313638766]

約数ペア:

[(1, 313638766), (2, 156819383), (7, 44805538), (14, 22402769), (41, 7649726), (82, 3824863), (139, 2256394), (278, 1128197), (287, 1092818), (574, 546409), (973, 322342), (1946, 161171), (3931, 79786), (5699, 55034), (7862, 39893), (11398, 27517)]