858478988

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{179}}^1\times {\mathrm{70529}}^1$

素因数の和:70729

約数の個数: 24

約数和(自身を含む): 1599620400

約数和(自身を除く): 741141412

約数列:

[1, 2, 4, 17, 34, 68, 179, 358, 716, 3043, 6086, 12172, 70529, 141058, 282116, 1198993, 2397986, 4795972, 12624691, 25249382, 50498764, 214619747, 429239494, 858478988]

約数ペア:

[(1, 858478988), (2, 429239494), (4, 214619747), (17, 50498764), (34, 25249382), (68, 12624691), (179, 4795972), (358, 2397986), (716, 1198993), (3043, 282116), (6086, 141058), (12172, 70529)]