179235987

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{19531}}^1$

素因数の和:19583

約数の個数: 32

約数和(自身を含む): 300011520

約数和(自身を除く): 120775533

約数列:

[1, 3, 7, 19, 21, 23, 57, 69, 133, 161, 399, 437, 483, 1311, 3059, 9177, 19531, 58593, 136717, 371089, 410151, 449213, 1113267, 1347639, 2597623, 3144491, 7792869, 8535047, 9433473, 25605141, 59745329, 179235987]

約数ペア:

[(1, 179235987), (3, 59745329), (7, 25605141), (19, 9433473), (21, 8535047), (23, 7792869), (57, 3144491), (69, 2597623), (133, 1347639), (161, 1113267), (399, 449213), (437, 410151), (483, 371089), (1311, 136717), (3059, 58593), (9177, 19531)]