39977217

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{229}}^1$

素因数の和:422

約数の個数: 48

約数和(自身を含む): 70611840

約数和(自身を除く): 30634623

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 163, 229, 357, 489, 687, 1071, 1141, 1467, 1603, 2061, 2771, 3423, 3893, 4809, 8313, 10269, 11679, 14427, 19397, 24939, 27251, 35037, 37327, 58191, 81753, 111981, 174573, 245259, 261289, 335943, 634559, 783867, 1903677, 2351601, 4441913, 5711031, 13325739, 39977217]

約数ペア:

[(1, 39977217), (3, 13325739), (7, 5711031), (9, 4441913), (17, 2351601), (21, 1903677), (51, 783867), (63, 634559), (119, 335943), (153, 261289), (163, 245259), (229, 174573), (357, 111981), (489, 81753), (687, 58191), (1071, 37327), (1141, 35037), (1467, 27251), (1603, 24939), (2061, 19397), (2771, 14427), (3423, 11679), (3893, 10269), (4809, 8313)]