20221245

素因数分解:

$3^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1$

素因数の和:137

約数の個数: 96

約数和(自身を含む): 42456960

約数和(自身を除く): 22235715

約数列:

[1, 3, 5, 9, 11, 15, 17, 27, 33, 45, 51, 55, 81, 85, 89, 99, 135, 153, 165, 187, 243, 255, 267, 297, 405, 445, 459, 495, 561, 765, 801, 891, 935, 979, 1215, 1335, 1377, 1485, 1513, 1683, 2295, 2403, 2673, 2805, 2937, 4005, 4131, 4455, 4539, 4895, 5049, 6885, 7209, 7565, 8415, 8811, 12015, 13365, 13617, 14685, 15147, 16643, 20655, 21627, 22695, 25245, 26433, 36045, 40851, 44055, 45441, 49929, 68085, 75735, 79299, 83215, 108135, 122553, 132165, 149787, 204255, 227205, 237897, 249645, 367659, 396495, 449361, 612765, 748935, 1189485, 1348083, 1838295, 2246805, 4044249, 6740415, 20221245]

約数ペア:

[(1, 20221245), (3, 6740415), (5, 4044249), (9, 2246805), (11, 1838295), (15, 1348083), (17, 1189485), (27, 748935), (33, 612765), (45, 449361), (51, 396495), (55, 367659), (81, 249645), (85, 237897), (89, 227205), (99, 204255), (135, 149787), (153, 132165), (165, 122553), (187, 108135), (243, 83215), (255, 79299), (267, 75735), (297, 68085), (405, 49929), (445, 45441), (459, 44055), (495, 40851), (561, 36045), (765, 26433), (801, 25245), (891, 22695), (935, 21627), (979, 20655), (1215, 16643), (1335, 15147), (1377, 14685), (1485, 13617), (1513, 13365), (1683, 12015), (2295, 8811), (2403, 8415), (2673, 7565), (2805, 7209), (2937, 6885), (4005, 5049), (4131, 4895), (4455, 4539)]