3638187

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1$

素因数の和:152

約数の個数: 48

約数和(自身を含む): 6589440

約数和(自身を除く): 2951253

約数列:

[1, 3, 7, 9, 17, 21, 43, 51, 63, 79, 119, 129, 153, 237, 301, 357, 387, 553, 711, 731, 903, 1071, 1343, 1659, 2193, 2709, 3397, 4029, 4977, 5117, 6579, 9401, 10191, 12087, 15351, 23779, 28203, 30573, 46053, 57749, 71337, 84609, 173247, 214011, 404243, 519741, 1212729, 3638187]

約数ペア:

[(1, 3638187), (3, 1212729), (7, 519741), (9, 404243), (17, 214011), (21, 173247), (43, 84609), (51, 71337), (63, 57749), (79, 46053), (119, 30573), (129, 28203), (153, 23779), (237, 15351), (301, 12087), (357, 10191), (387, 9401), (553, 6579), (711, 5117), (731, 4977), (903, 4029), (1071, 3397), (1343, 2709), (1659, 2193)]