397164047

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1\times {\mathrm{509}}^1$

素因数の和:695

約数の個数: 32

約数和(自身を含む): 493516800

約数和(自身を除く): 96352753

約数列:

[1, 7, 17, 79, 83, 119, 509, 553, 581, 1343, 1411, 3563, 6557, 8653, 9401, 9877, 40211, 42247, 45899, 60571, 111469, 281477, 295729, 683587, 718199, 780283, 3337513, 4785109, 5027393, 23362591, 56737721, 397164047]

約数ペア:

[(1, 397164047), (7, 56737721), (17, 23362591), (79, 5027393), (83, 4785109), (119, 3337513), (509, 780283), (553, 718199), (581, 683587), (1343, 295729), (1411, 281477), (3563, 111469), (6557, 60571), (8653, 45899), (9401, 42247), (9877, 40211)]