31412205

素因数分解:

$3^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{641}}^1$

素因数の和:680

約数の個数: 60

約数和(自身を含む): 61990236

約数和(自身を除く): 30578031

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 81, 99, 121, 135, 165, 297, 363, 405, 495, 605, 641, 891, 1089, 1485, 1815, 1923, 3205, 3267, 4455, 5445, 5769, 7051, 9615, 9801, 16335, 17307, 21153, 28845, 35255, 49005, 51921, 63459, 77561, 86535, 105765, 190377, 232683, 259605, 317295, 387805, 571131, 698049, 951885, 1163415, 2094147, 2855655, 3490245, 6282441, 10470735, 31412205]

約数ペア:

[(1, 31412205), (3, 10470735), (5, 6282441), (9, 3490245), (11, 2855655), (15, 2094147), (27, 1163415), (33, 951885), (45, 698049), (55, 571131), (81, 387805), (99, 317295), (121, 259605), (135, 232683), (165, 190377), (297, 105765), (363, 86535), (405, 77561), (495, 63459), (605, 51921), (641, 49005), (891, 35255), (1089, 28845), (1485, 21153), (1815, 17307), (1923, 16335), (3205, 9801), (3267, 9615), (4455, 7051), (5445, 5769)]