16890579

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{461}}^1$

素因数の和:552

約数の個数: 32

約数和(自身を含む): 26611200

約数和(自身を除く): 9720621

約数列:

[1, 3, 9, 23, 27, 59, 69, 177, 207, 461, 531, 621, 1357, 1383, 1593, 4071, 4149, 10603, 12213, 12447, 27199, 31809, 36639, 81597, 95427, 244791, 286281, 625577, 734373, 1876731, 5630193, 16890579]

約数ペア:

[(1, 16890579), (3, 5630193), (9, 1876731), (23, 734373), (27, 625577), (59, 286281), (69, 244791), (177, 95427), (207, 81597), (461, 36639), (531, 31809), (621, 27199), (1357, 12447), (1383, 12213), (1593, 10603), (4071, 4149)]