81785214

素因数分解:

$2^1\times 3^4\times 7^2\times {\mathrm{10303}}^1$

素因数の和:10331

約数の個数: 60

約数和(自身を含む): 213200064

約数和(自身を除く): 131414850

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 49, 54, 63, 81, 98, 126, 147, 162, 189, 294, 378, 441, 567, 882, 1134, 1323, 2646, 3969, 7938, 10303, 20606, 30909, 61818, 72121, 92727, 144242, 185454, 216363, 278181, 432726, 504847, 556362, 649089, 834543, 1009694, 1298178, 1514541, 1669086, 1947267, 3029082, 3894534, 4543623, 5841801, 9087246, 11683602, 13630869, 27261738, 40892607, 81785214]

約数ペア:

[(1, 81785214), (2, 40892607), (3, 27261738), (6, 13630869), (7, 11683602), (9, 9087246), (14, 5841801), (18, 4543623), (21, 3894534), (27, 3029082), (42, 1947267), (49, 1669086), (54, 1514541), (63, 1298178), (81, 1009694), (98, 834543), (126, 649089), (147, 556362), (162, 504847), (189, 432726), (294, 278181), (378, 216363), (441, 185454), (567, 144242), (882, 92727), (1134, 72121), (1323, 61818), (2646, 30909), (3969, 20606), (7938, 10303)]