1229319

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1$

素因数の和:124

約数の個数: 48

約数和(自身を含む): 2329600

約数和(自身を除く): 1100281

約数列:

[1, 3, 7, 9, 13, 19, 21, 39, 57, 63, 79, 91, 117, 133, 171, 237, 247, 273, 399, 553, 711, 741, 819, 1027, 1197, 1501, 1659, 1729, 2223, 3081, 4503, 4977, 5187, 7189, 9243, 10507, 13509, 15561, 19513, 21567, 31521, 58539, 64701, 94563, 136591, 175617, 409773, 1229319]

約数ペア:

[(1, 1229319), (3, 409773), (7, 175617), (9, 136591), (13, 94563), (19, 64701), (21, 58539), (39, 31521), (57, 21567), (63, 19513), (79, 15561), (91, 13509), (117, 10507), (133, 9243), (171, 7189), (237, 5187), (247, 4977), (273, 4503), (399, 3081), (553, 2223), (711, 1729), (741, 1659), (819, 1501), (1027, 1197)]