1087270989

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{12743}}^1$

素因数の和:13009

約数の個数: 32

約数和(自身を含む): 1761730560

約数和(自身を除く): 674459571

約数列:

[1, 3, 7, 17, 21, 51, 119, 239, 357, 717, 1673, 4063, 5019, 12189, 12743, 28441, 38229, 85323, 89201, 216631, 267603, 649893, 1516417, 3045577, 4549251, 9136731, 21319039, 51774809, 63957117, 155324427, 362423663, 1087270989]

約数ペア:

[(1, 1087270989), (3, 362423663), (7, 155324427), (17, 63957117), (21, 51774809), (51, 21319039), (119, 9136731), (239, 4549251), (357, 3045577), (717, 1516417), (1673, 649893), (4063, 267603), (5019, 216631), (12189, 89201), (12743, 85323), (28441, 38229)]