1278396675

素因数分解:

$3^4\times 5^2\times {\mathrm{631307}}^1$

素因数の和:631329

約数の個数: 30

約数和(自身を含む): 2368036308

約数和(自身を除く): 1089639633

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 405, 675, 2025, 631307, 1893921, 3156535, 5681763, 9469605, 15782675, 17045289, 28408815, 47348025, 51135867, 85226445, 142044075, 255679335, 426132225, 1278396675]

約数ペア:

[(1, 1278396675), (3, 426132225), (5, 255679335), (9, 142044075), (15, 85226445), (25, 51135867), (27, 47348025), (45, 28408815), (75, 17045289), (81, 15782675), (135, 9469605), (225, 5681763), (405, 3156535), (675, 1893921), (2025, 631307)]