252172921

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{13259}}^1$

素因数の和:13309

約数の個数: 32

約数和(自身を含む): 356428800

約数和(自身を除く): 104255879

約数列:

[1, 7, 11, 13, 19, 77, 91, 133, 143, 209, 247, 1001, 1463, 1729, 2717, 13259, 19019, 92813, 145849, 172367, 251921, 1020943, 1206569, 1763447, 1896037, 2771131, 3274973, 13272259, 19397917, 22924811, 36024703, 252172921]

約数ペア:

[(1, 252172921), (7, 36024703), (11, 22924811), (13, 19397917), (19, 13272259), (77, 3274973), (91, 2771131), (133, 1896037), (143, 1763447), (209, 1206569), (247, 1020943), (1001, 251921), (1463, 172367), (1729, 145849), (2717, 92813), (13259, 19019)]