1731375

素因数分解:

$3^6\times 5^3\times {\mathrm{19}}^1$

素因数の和:52

約数の個数: 56

約数和(自身を含む): 3410160

約数和(自身を除く): 1678785

約数列:

[1, 3, 5, 9, 15, 19, 25, 27, 45, 57, 75, 81, 95, 125, 135, 171, 225, 243, 285, 375, 405, 475, 513, 675, 729, 855, 1125, 1215, 1425, 1539, 2025, 2375, 2565, 3375, 3645, 4275, 4617, 6075, 7125, 7695, 10125, 12825, 13851, 18225, 21375, 23085, 30375, 38475, 64125, 69255, 91125, 115425, 192375, 346275, 577125, 1731375]

約数ペア:

[(1, 1731375), (3, 577125), (5, 346275), (9, 192375), (15, 115425), (19, 91125), (25, 69255), (27, 64125), (45, 38475), (57, 30375), (75, 23085), (81, 21375), (95, 18225), (125, 13851), (135, 12825), (171, 10125), (225, 7695), (243, 7125), (285, 6075), (375, 4617), (405, 4275), (475, 3645), (513, 3375), (675, 2565), (729, 2375), (855, 2025), (1125, 1539), (1215, 1425)]