2156557665

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{85021}}^1$

素因数の和:85137

約数の個数: 32

約数和(自身を含む): 3672950400

約数和(自身を除く): 1516392735

約数列:

[1, 3, 5, 15, 19, 57, 89, 95, 267, 285, 445, 1335, 1691, 5073, 8455, 25365, 85021, 255063, 425105, 1275315, 1615399, 4846197, 7566869, 8076995, 22700607, 24230985, 37834345, 113503035, 143770511, 431311533, 718852555, 2156557665]

約数ペア:

[(1, 2156557665), (3, 718852555), (5, 431311533), (15, 143770511), (19, 113503035), (57, 37834345), (89, 24230985), (95, 22700607), (267, 8076995), (285, 7566869), (445, 4846197), (1335, 1615399), (1691, 1275315), (5073, 425105), (8455, 255063), (25365, 85021)]