105705

素因数分解:

$3^6\times 5^1\times {\mathrm{29}}^1$

素因数の和:52

約数の個数: 28

約数和(自身を含む): 196740

約数和(自身を除く): 91035

約数列:

[1, 3, 5, 9, 15, 27, 29, 45, 81, 87, 135, 145, 243, 261, 405, 435, 729, 783, 1215, 1305, 2349, 3645, 3915, 7047, 11745, 21141, 35235, 105705]

約数ペア:

[(1, 105705), (3, 35235), (5, 21141), (9, 11745), (15, 7047), (27, 3915), (29, 3645), (45, 2349), (81, 1305), (87, 1215), (135, 783), (145, 729), (243, 435), (261, 405)]