1278420502

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{475957}}^1$

素因数の和:476055

約数の個数: 16

約数和(自身を含む): 2056138560

約数和(自身を除く): 777718058

約数列:

[1, 2, 17, 34, 79, 158, 1343, 2686, 475957, 951914, 8091269, 16182538, 37600603, 75201206, 639210251, 1278420502]

約数ペア:

[(1, 1278420502), (2, 639210251), (17, 75201206), (34, 37600603), (79, 16182538), (158, 8091269), (1343, 951914), (2686, 475957)]