31191966

素因数分解:

$2^1\times 3^5\times {\mathrm{13}}^1\times {\mathrm{4937}}^1$

素因数の和:4967

約数の個数: 48

約数和(自身を含む): 75492144

約数和(自身を除く): 44300178

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 81, 117, 162, 234, 243, 351, 486, 702, 1053, 2106, 3159, 4937, 6318, 9874, 14811, 29622, 44433, 64181, 88866, 128362, 133299, 192543, 266598, 385086, 399897, 577629, 799794, 1155258, 1199691, 1732887, 2399382, 3465774, 5198661, 10397322, 15595983, 31191966]

約数ペア:

[(1, 31191966), (2, 15595983), (3, 10397322), (6, 5198661), (9, 3465774), (13, 2399382), (18, 1732887), (26, 1199691), (27, 1155258), (39, 799794), (54, 577629), (78, 399897), (81, 385086), (117, 266598), (162, 192543), (234, 133299), (243, 128362), (351, 88866), (486, 64181), (702, 44433), (1053, 29622), (2106, 14811), (3159, 9874), (4937, 6318)]