1299683475

素因数分解:

$3^4\times 5^2\times {\mathrm{641819}}^1$

素因数の和:641841

約数の個数: 30

約数和(自身を含む): 2407466820

約数和(自身を除く): 1107783345

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 405, 675, 2025, 641819, 1925457, 3209095, 5776371, 9627285, 16045475, 17329113, 28881855, 48136425, 51987339, 86645565, 144409275, 259936695, 433227825, 1299683475]

約数ペア:

[(1, 1299683475), (3, 433227825), (5, 259936695), (9, 144409275), (15, 86645565), (25, 51987339), (27, 48136425), (45, 28881855), (75, 17329113), (81, 16045475), (135, 9627285), (225, 5776371), (405, 3209095), (675, 1925457), (2025, 641819)]