390196908

素因数分解:

$2^2\times 3^2\times {\mathrm{139}}^1\times {\mathrm{77977}}^1$

素因数の和:78126

約数の個数: 36

約数和(自身を含む): 993439720

約数和(自身を除く): 603242812

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 139, 278, 417, 556, 834, 1251, 1668, 2502, 5004, 77977, 155954, 233931, 311908, 467862, 701793, 935724, 1403586, 2807172, 10838803, 21677606, 32516409, 43355212, 65032818, 97549227, 130065636, 195098454, 390196908]

約数ペア:

[(1, 390196908), (2, 195098454), (3, 130065636), (4, 97549227), (6, 65032818), (9, 43355212), (12, 32516409), (18, 21677606), (36, 10838803), (139, 2807172), (278, 1403586), (417, 935724), (556, 701793), (834, 467862), (1251, 311908), (1668, 233931), (2502, 155954), (5004, 77977)]