161729449

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{6263}}^1$

素因数の和:6325

約数の個数: 24

約数和(自身を含む): 205659648

約数和(自身を除く): 43930199

約数列:

[1, 7, 17, 31, 49, 119, 217, 527, 833, 1519, 3689, 6263, 25823, 43841, 106471, 194153, 306887, 745297, 1359071, 3300601, 5217079, 9513497, 23104207, 161729449]

約数ペア:

[(1, 161729449), (7, 23104207), (17, 9513497), (31, 5217079), (49, 3300601), (119, 1359071), (217, 745297), (527, 306887), (833, 194153), (1519, 106471), (3689, 43841), (6263, 25823)]