198534770

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{419}}^1\times {\mathrm{967}}^1$

素因数の和:1407

約数の個数: 48

約数和(自身を含む): 417130560

約数和(自身を除く): 218595790

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 419, 490, 838, 967, 1934, 2095, 2933, 4190, 4835, 5866, 6769, 9670, 13538, 14665, 20531, 29330, 33845, 41062, 47383, 67690, 94766, 102655, 205310, 236915, 405173, 473830, 810346, 2025865, 2836211, 4051730, 5672422, 14181055, 19853477, 28362110, 39706954, 99267385, 198534770]

約数ペア:

[(1, 198534770), (2, 99267385), (5, 39706954), (7, 28362110), (10, 19853477), (14, 14181055), (35, 5672422), (49, 4051730), (70, 2836211), (98, 2025865), (245, 810346), (419, 473830), (490, 405173), (838, 236915), (967, 205310), (1934, 102655), (2095, 94766), (2933, 67690), (4190, 47383), (4835, 41062), (5866, 33845), (6769, 29330), (9670, 20531), (13538, 14665)]