16690617

素因数分解:

$3^4\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1$

素因数の和:100

約数の個数: 60

約数和(自身を含む): 28528896

約数和(自身を除く): 11838279

約数列:

[1, 3, 9, 17, 23, 27, 31, 51, 69, 81, 93, 153, 207, 279, 289, 391, 459, 527, 621, 713, 837, 867, 1173, 1377, 1581, 1863, 2139, 2511, 2601, 3519, 4743, 6417, 6647, 7803, 8959, 10557, 12121, 14229, 19251, 19941, 23409, 26877, 31671, 36363, 42687, 57753, 59823, 80631, 109089, 179469, 206057, 241893, 327267, 538407, 618171, 725679, 981801, 1854513, 5563539, 16690617]

約数ペア:

[(1, 16690617), (3, 5563539), (9, 1854513), (17, 981801), (23, 725679), (27, 618171), (31, 538407), (51, 327267), (69, 241893), (81, 206057), (93, 179469), (153, 109089), (207, 80631), (279, 59823), (289, 57753), (391, 42687), (459, 36363), (527, 31671), (621, 26877), (713, 23409), (837, 19941), (867, 19251), (1173, 14229), (1377, 12121), (1581, 10557), (1863, 8959), (2139, 7803), (2511, 6647), (2601, 6417), (3519, 4743)]