66748455

素因数分解:

$3^5\times 5^1\times {\mathrm{137}}^1\times {\mathrm{401}}^1$

素因数の和:558

約数の個数: 48

約数和(自身を含む): 121159584

約数和(自身を除く): 54411129

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 137, 243, 401, 405, 411, 685, 1203, 1215, 1233, 2005, 2055, 3609, 3699, 6015, 6165, 10827, 11097, 18045, 18495, 32481, 33291, 54135, 54937, 55485, 97443, 162405, 164811, 166455, 274685, 487215, 494433, 824055, 1483299, 2472165, 4449897, 7416495, 13349691, 22249485, 66748455]

約数ペア:

[(1, 66748455), (3, 22249485), (5, 13349691), (9, 7416495), (15, 4449897), (27, 2472165), (45, 1483299), (81, 824055), (135, 494433), (137, 487215), (243, 274685), (401, 166455), (405, 164811), (411, 162405), (685, 97443), (1203, 55485), (1215, 54937), (1233, 54135), (2005, 33291), (2055, 32481), (3609, 18495), (3699, 18045), (6015, 11097), (6165, 10827)]