15221613

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{631}}^1$

素因数の和:705

約数の個数: 32

約数和(自身を含む): 24026112

約数和(自身を除く): 8804499

約数列:

[1, 3, 11, 17, 33, 43, 51, 129, 187, 473, 561, 631, 731, 1419, 1893, 2193, 6941, 8041, 10727, 20823, 24123, 27133, 32181, 81399, 117997, 298463, 353991, 461261, 895389, 1383783, 5073871, 15221613]

約数ペア:

[(1, 15221613), (3, 5073871), (11, 1383783), (17, 895389), (33, 461261), (43, 353991), (51, 298463), (129, 117997), (187, 81399), (473, 32181), (561, 27133), (631, 24123), (731, 20823), (1419, 10727), (1893, 8041), (2193, 6941)]