851428

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{659}}^1$

素因数の和:699

約数の個数: 24

約数和(自身を含む): 1663200

約数和(自身を除く): 811772

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 76, 323, 646, 659, 1292, 1318, 2636, 11203, 12521, 22406, 25042, 44812, 50084, 212857, 425714, 851428]

約数ペア:

[(1, 851428), (2, 425714), (4, 212857), (17, 50084), (19, 44812), (34, 25042), (38, 22406), (68, 12521), (76, 11203), (323, 2636), (646, 1318), (659, 1292)]