12506769

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1$

素因数の和:206

約数の個数: 48

約数和(自身を含む): 21278400

約数和(自身を除く): 8771631

約数列:

[1, 3, 9, 11, 19, 33, 57, 61, 99, 109, 171, 183, 209, 327, 549, 627, 671, 981, 1159, 1199, 1881, 2013, 2071, 3477, 3597, 6039, 6213, 6649, 10431, 10791, 12749, 18639, 19947, 22781, 38247, 59841, 68343, 73139, 114741, 126331, 205029, 219417, 378993, 658251, 1136979, 1389641, 4168923, 12506769]

約数ペア:

[(1, 12506769), (3, 4168923), (9, 1389641), (11, 1136979), (19, 658251), (33, 378993), (57, 219417), (61, 205029), (99, 126331), (109, 114741), (171, 73139), (183, 68343), (209, 59841), (327, 38247), (549, 22781), (627, 19947), (671, 18639), (981, 12749), (1159, 10791), (1199, 10431), (1881, 6649), (2013, 6213), (2071, 6039), (3477, 3597)]