138558915

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{25447}}^1$

素因数の和:25480

約数の個数: 36

約数和(自身を含む): 263997552

約数和(自身を除く): 125438637

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 121, 165, 363, 495, 605, 1089, 1815, 5445, 25447, 76341, 127235, 229023, 279917, 381705, 839751, 1145115, 1399585, 2519253, 3079087, 4198755, 9237261, 12596265, 15395435, 27711783, 46186305, 138558915]

約数ペア:

[(1, 138558915), (3, 46186305), (5, 27711783), (9, 15395435), (11, 12596265), (15, 9237261), (33, 4198755), (45, 3079087), (55, 2519253), (99, 1399585), (121, 1145115), (165, 839751), (363, 381705), (495, 279917), (605, 229023), (1089, 127235), (1815, 76341), (5445, 25447)]