131490513

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{63247}}^1$

素因数の和:63274

約数の個数: 32

約数和(自身を含む): 242872320

約数和(自身を除く): 111381807

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 99, 189, 231, 297, 693, 2079, 63247, 189741, 442729, 569223, 695717, 1328187, 1707669, 2087151, 3984561, 4870019, 6261453, 11953683, 14610057, 18784359, 43830171, 131490513]

約数ペア:

[(1, 131490513), (3, 43830171), (7, 18784359), (9, 14610057), (11, 11953683), (21, 6261453), (27, 4870019), (33, 3984561), (63, 2087151), (77, 1707669), (99, 1328187), (189, 695717), (231, 569223), (297, 442729), (693, 189741), (2079, 63247)]