1644165

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{641}}^1$

素因数の和:674

約数の個数: 32

約数和(自身を含む): 3081600

約数和(自身を除く): 1437435

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 95, 135, 171, 285, 513, 641, 855, 1923, 2565, 3205, 5769, 9615, 12179, 17307, 28845, 36537, 60895, 86535, 109611, 182685, 328833, 548055, 1644165]

約数ペア:

[(1, 1644165), (3, 548055), (5, 328833), (9, 182685), (15, 109611), (19, 86535), (27, 60895), (45, 36537), (57, 28845), (95, 17307), (135, 12179), (171, 9615), (285, 5769), (513, 3205), (641, 2565), (855, 1923)]