40139726

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{151}}^1\times {\mathrm{281}}^1$

素因数の和:488

約数の個数: 32

約数和(自身を含む): 67896576

約数和(自身を除く): 27756850

約数列:

[1, 2, 11, 22, 43, 86, 151, 281, 302, 473, 562, 946, 1661, 3091, 3322, 6182, 6493, 12083, 12986, 24166, 42431, 71423, 84862, 132913, 142846, 265826, 466741, 933482, 1824533, 3649066, 20069863, 40139726]

約数ペア:

[(1, 40139726), (2, 20069863), (11, 3649066), (22, 1824533), (43, 933482), (86, 466741), (151, 265826), (281, 142846), (302, 132913), (473, 84862), (562, 71423), (946, 42431), (1661, 24166), (3091, 12986), (3322, 12083), (6182, 6493)]