1281819

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{179}}^1$

素因数の和:231

約数の個数: 32

約数和(自身を含む): 2211840

約数和(自身を除く): 930021

約数列:

[1, 3, 7, 11, 21, 31, 33, 77, 93, 179, 217, 231, 341, 537, 651, 1023, 1253, 1969, 2387, 3759, 5549, 5907, 7161, 13783, 16647, 38843, 41349, 61039, 116529, 183117, 427273, 1281819]

約数ペア:

[(1, 1281819), (3, 427273), (7, 183117), (11, 116529), (21, 61039), (31, 41349), (33, 38843), (77, 16647), (93, 13783), (179, 7161), (217, 5907), (231, 5549), (341, 3759), (537, 2387), (651, 1969), (1023, 1253)]