613844

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1993}}^1$

素因数の和:2015

約数の個数: 24

約数和(自身を含む): 1339968

約数和(自身を除く): 726124

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 1993, 3986, 7972, 13951, 21923, 27902, 43846, 55804, 87692, 153461, 306922, 613844]

約数ペア:

[(1, 613844), (2, 306922), (4, 153461), (7, 87692), (11, 55804), (14, 43846), (22, 27902), (28, 21923), (44, 13951), (77, 7972), (154, 3986), (308, 1993)]