127180988

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{78121}}^1$

素因数の和:78173

約数の個数: 24

約数和(自身を含む): 249365424

約数和(自身を除く): 122184436

約数列:

[1, 2, 4, 11, 22, 37, 44, 74, 148, 407, 814, 1628, 78121, 156242, 312484, 859331, 1718662, 2890477, 3437324, 5780954, 11561908, 31795247, 63590494, 127180988]

約数ペア:

[(1, 127180988), (2, 63590494), (4, 31795247), (11, 11561908), (22, 5780954), (37, 3437324), (44, 2890477), (74, 1718662), (148, 859331), (407, 312484), (814, 156242), (1628, 78121)]