397486972012

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{3690961}}^1$

素因数の和:3691106

約数の個数: 48

約数和(自身を含む): 795771407200

約数和(自身を除く): 398284435188

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 109, 218, 247, 436, 494, 988, 1417, 2071, 2834, 4142, 5668, 8284, 26923, 53846, 107692, 3690961, 7381922, 14763844, 47982493, 70128259, 95964986, 140256518, 191929972, 280513036, 402314749, 804629498, 911667367, 1609258996, 1823334734, 3646669468, 5230091737, 7643980231, 10460183474, 15287960462, 20920366948, 30575920924, 99371743003, 198743486006, 397486972012]

約数ペア:

[(1, 397486972012), (2, 198743486006), (4, 99371743003), (13, 30575920924), (19, 20920366948), (26, 15287960462), (38, 10460183474), (52, 7643980231), (76, 5230091737), (109, 3646669468), (218, 1823334734), (247, 1609258996), (436, 911667367), (494, 804629498), (988, 402314749), (1417, 280513036), (2071, 191929972), (2834, 140256518), (4142, 95964986), (5668, 70128259), (8284, 47982493), (26923, 14763844), (53846, 7381922), (107692, 3690961)]