128534924

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{359}}^1\times {\mathrm{673}}^1$

素因数の和:1062

約数の個数: 48

約数和(自身を含む): 271756800

約数和(自身を除く): 143221876

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 359, 532, 673, 718, 1346, 1436, 2513, 2692, 4711, 5026, 6821, 9422, 10052, 12787, 13642, 18844, 25574, 27284, 47747, 51148, 89509, 95494, 179018, 190988, 241607, 358036, 483214, 966428, 1691249, 3382498, 4590533, 6764996, 9181066, 18362132, 32133731, 64267462, 128534924]

約数ペア:

[(1, 128534924), (2, 64267462), (4, 32133731), (7, 18362132), (14, 9181066), (19, 6764996), (28, 4590533), (38, 3382498), (76, 1691249), (133, 966428), (266, 483214), (359, 358036), (532, 241607), (673, 190988), (718, 179018), (1346, 95494), (1436, 89509), (2513, 51148), (2692, 47747), (4711, 27284), (5026, 25574), (6821, 18844), (9422, 13642), (10052, 12787)]