12378275

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{5441}}^1$

素因数の和:5471

約数の個数: 24

約数和(自身を含む): 18894624

約数和(自身を除く): 6516349

約数列:

[1, 5, 7, 13, 25, 35, 65, 91, 175, 325, 455, 2275, 5441, 27205, 38087, 70733, 136025, 190435, 353665, 495131, 952175, 1768325, 2475655, 12378275]

約数ペア:

[(1, 12378275), (5, 2475655), (7, 1768325), (13, 952175), (25, 495131), (35, 353665), (65, 190435), (91, 136025), (175, 70733), (325, 38087), (455, 27205), (2275, 5441)]