215961190

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{811}}^1\times {\mathrm{859}}^1$

素因数の和:1708

約数の個数: 32

約数和(自身を含む): 402232320

約数和(自身を除く): 186271130

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 811, 859, 1622, 1718, 4055, 4295, 8110, 8590, 25141, 26629, 50282, 53258, 125705, 133145, 251410, 266290, 696649, 1393298, 3483245, 6966490, 21596119, 43192238, 107980595, 215961190]

約数ペア:

[(1, 215961190), (2, 107980595), (5, 43192238), (10, 21596119), (31, 6966490), (62, 3483245), (155, 1393298), (310, 696649), (811, 266290), (859, 251410), (1622, 133145), (1718, 125705), (4055, 53258), (4295, 50282), (8110, 26629), (8590, 25141)]