516177715

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{233}}^1\times {\mathrm{389}}^1$

素因数の和:711

約数の個数: 32

約数和(自身を含む): 670213440

約数和(自身を除く): 154035725

約数列:

[1, 5, 17, 67, 85, 233, 335, 389, 1139, 1165, 1945, 3961, 5695, 6613, 15611, 19805, 26063, 33065, 78055, 90637, 130315, 265387, 443071, 453185, 1326935, 1540829, 2215355, 6072679, 7704145, 30363395, 103235543, 516177715]

約数ペア:

[(1, 516177715), (5, 103235543), (17, 30363395), (67, 7704145), (85, 6072679), (233, 2215355), (335, 1540829), (389, 1326935), (1139, 453185), (1165, 443071), (1945, 265387), (3961, 130315), (5695, 90637), (6613, 78055), (15611, 33065), (19805, 26063)]