156623805

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{15749}}^1$

素因数の和:15790

約数の個数: 48

約数和(自身を含む): 309582000

約数和(自身を除く): 152958195

約数列:

[1, 3, 5, 9, 13, 15, 17, 39, 45, 51, 65, 85, 117, 153, 195, 221, 255, 585, 663, 765, 1105, 1989, 3315, 9945, 15749, 47247, 78745, 141741, 204737, 236235, 267733, 614211, 708705, 803199, 1023685, 1338665, 1842633, 2409597, 3071055, 3480529, 4015995, 9213165, 10441587, 12047985, 17402645, 31324761, 52207935, 156623805]

約数ペア:

[(1, 156623805), (3, 52207935), (5, 31324761), (9, 17402645), (13, 12047985), (15, 10441587), (17, 9213165), (39, 4015995), (45, 3480529), (51, 3071055), (65, 2409597), (85, 1842633), (117, 1338665), (153, 1023685), (195, 803199), (221, 708705), (255, 614211), (585, 267733), (663, 236235), (765, 204737), (1105, 141741), (1989, 78745), (3315, 47247), (9945, 15749)]