121267647

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{151}}^1\times {\mathrm{181}}^1$

素因数の和:384

約数の個数: 48

約数和(自身を含む): 194201280

約数和(自身を除く): 72933633

約数列:

[1, 3, 9, 17, 29, 51, 87, 151, 153, 181, 261, 453, 493, 543, 1359, 1479, 1629, 2567, 3077, 4379, 4437, 5249, 7701, 9231, 13137, 15747, 23103, 27331, 27693, 39411, 47241, 74443, 81993, 89233, 223329, 245979, 267699, 464627, 669987, 792599, 803097, 1393881, 2377797, 4181643, 7133391, 13474183, 40422549, 121267647]

約数ペア:

[(1, 121267647), (3, 40422549), (9, 13474183), (17, 7133391), (29, 4181643), (51, 2377797), (87, 1393881), (151, 803097), (153, 792599), (181, 669987), (261, 464627), (453, 267699), (493, 245979), (543, 223329), (1359, 89233), (1479, 81993), (1629, 74443), (2567, 47241), (3077, 39411), (4379, 27693), (4437, 27331), (5249, 23103), (7701, 15747), (9231, 13137)]