1688688

素因数分解:

$2^4\times 3^4\times {\mathrm{1303}}^1$

素因数の和:1323

約数の個数: 50

約数和(自身を含む): 4891304

約数和(自身を除く): 3202616

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 81, 108, 144, 162, 216, 324, 432, 648, 1296, 1303, 2606, 3909, 5212, 7818, 10424, 11727, 15636, 20848, 23454, 31272, 35181, 46908, 62544, 70362, 93816, 105543, 140724, 187632, 211086, 281448, 422172, 562896, 844344, 1688688]

約数ペア:

[(1, 1688688), (2, 844344), (3, 562896), (4, 422172), (6, 281448), (8, 211086), (9, 187632), (12, 140724), (16, 105543), (18, 93816), (24, 70362), (27, 62544), (36, 46908), (48, 35181), (54, 31272), (72, 23454), (81, 20848), (108, 15636), (144, 11727), (162, 10424), (216, 7818), (324, 5212), (432, 3909), (648, 2606), (1296, 1303)]