72127515

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{14887}}^1$

素因数の和:14931

約数の個数: 32

約数和(自身を含む): 128632320

約数和(自身を除く): 56504805

約数列:

[1, 3, 5, 15, 17, 19, 51, 57, 85, 95, 255, 285, 323, 969, 1615, 4845, 14887, 44661, 74435, 223305, 253079, 282853, 759237, 848559, 1265395, 1414265, 3796185, 4242795, 4808501, 14425503, 24042505, 72127515]

約数ペア:

[(1, 72127515), (3, 24042505), (5, 14425503), (15, 4808501), (17, 4242795), (19, 3796185), (51, 1414265), (57, 1265395), (85, 848559), (95, 759237), (255, 282853), (285, 253079), (323, 223305), (969, 74435), (1615, 44661), (4845, 14887)]