127360515

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{271}}^1$

素因数の和:412

約数の個数: 64

約数和(自身を含む): 230307840

約数和(自身を除く): 102947325

約数列:

[1, 3, 5, 15, 17, 19, 51, 57, 85, 95, 97, 255, 271, 285, 291, 323, 485, 813, 969, 1355, 1455, 1615, 1649, 1843, 4065, 4607, 4845, 4947, 5149, 5529, 8245, 9215, 13821, 15447, 23035, 24735, 25745, 26287, 27645, 31331, 69105, 77235, 78861, 87533, 93993, 131435, 156655, 262599, 394305, 437665, 446879, 469965, 499453, 1312995, 1340637, 1498359, 2234395, 2497265, 6703185, 7491795, 8490701, 25472103, 42453505, 127360515]

約数ペア:

[(1, 127360515), (3, 42453505), (5, 25472103), (15, 8490701), (17, 7491795), (19, 6703185), (51, 2497265), (57, 2234395), (85, 1498359), (95, 1340637), (97, 1312995), (255, 499453), (271, 469965), (285, 446879), (291, 437665), (323, 394305), (485, 262599), (813, 156655), (969, 131435), (1355, 93993), (1455, 87533), (1615, 78861), (1649, 77235), (1843, 69105), (4065, 31331), (4607, 27645), (4845, 26287), (4947, 25745), (5149, 24735), (5529, 23035), (8245, 15447), (9215, 13821)]