15222123

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{233}}^1$

素因数の和:324

約数の個数: 48

約数和(自身を含む): 27158976

約数和(自身を除く): 11936853

約数列:

[1, 3, 7, 9, 17, 21, 51, 61, 63, 119, 153, 183, 233, 357, 427, 549, 699, 1037, 1071, 1281, 1631, 2097, 3111, 3843, 3961, 4893, 7259, 9333, 11883, 14213, 14679, 21777, 27727, 35649, 42639, 65331, 83181, 99491, 127917, 241621, 249543, 298473, 724863, 895419, 1691347, 2174589, 5074041, 15222123]

約数ペア:

[(1, 15222123), (3, 5074041), (7, 2174589), (9, 1691347), (17, 895419), (21, 724863), (51, 298473), (61, 249543), (63, 241621), (119, 127917), (153, 99491), (183, 83181), (233, 65331), (357, 42639), (427, 35649), (549, 27727), (699, 21777), (1037, 14679), (1071, 14213), (1281, 11883), (1631, 9333), (2097, 7259), (3111, 4893), (3843, 3961)]