15564231

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{127}}^1$

素因数の和:245

約数の個数: 40

約数和(自身を含む): 25090560

約数和(自身を除く): 9526329

約数列:

[1, 3, 9, 17, 27, 51, 81, 89, 127, 153, 267, 381, 459, 801, 1143, 1377, 1513, 2159, 2403, 3429, 4539, 6477, 7209, 10287, 11303, 13617, 19431, 33909, 40851, 58293, 101727, 122553, 174879, 192151, 305181, 576453, 915543, 1729359, 5188077, 15564231]

約数ペア:

[(1, 15564231), (3, 5188077), (9, 1729359), (17, 915543), (27, 576453), (51, 305181), (81, 192151), (89, 174879), (127, 122553), (153, 101727), (267, 58293), (381, 40851), (459, 33909), (801, 19431), (1143, 13617), (1377, 11303), (1513, 10287), (2159, 7209), (2403, 6477), (3429, 4539)]