199979043

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{7121}}^1$

素因数の和:7195

約数の個数: 32

約数和(自身を含む): 311772672

約数和(自身を除く): 111793629

約数列:

[1, 3, 11, 23, 33, 37, 69, 111, 253, 407, 759, 851, 1221, 2553, 7121, 9361, 21363, 28083, 78331, 163783, 234993, 263477, 491349, 790431, 1801613, 2898247, 5404839, 6059971, 8694741, 18179913, 66659681, 199979043]

約数ペア:

[(1, 199979043), (3, 66659681), (11, 18179913), (23, 8694741), (33, 6059971), (37, 5404839), (69, 2898247), (111, 1801613), (253, 790431), (407, 491349), (759, 263477), (851, 234993), (1221, 163783), (2553, 78331), (7121, 28083), (9361, 21363)]