64501143

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{1163}}^1$

素因数の和:1331

約数の個数: 32

約数和(自身を含む): 104294400

約数和(自身を除く): 39793257

約数列:

[1, 3, 7, 19, 21, 57, 133, 139, 399, 417, 973, 1163, 2641, 2919, 3489, 7923, 8141, 18487, 22097, 24423, 55461, 66291, 154679, 161657, 464037, 484971, 1131599, 3071483, 3394797, 9214449, 21500381, 64501143]

約数ペア:

[(1, 64501143), (3, 21500381), (7, 9214449), (19, 3394797), (21, 3071483), (57, 1131599), (133, 484971), (139, 464037), (399, 161657), (417, 154679), (973, 66291), (1163, 55461), (2641, 24423), (2919, 22097), (3489, 18487), (7923, 8141)]