39991077

素因数分解:

$3^4\times 7^1\times {\mathrm{251}}^1\times {\mathrm{281}}^1$

素因数の和:551

約数の個数: 40

約数和(自身を含む): 68789952

約数和(自身を除く): 28798875

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 251, 281, 567, 753, 843, 1757, 1967, 2259, 2529, 5271, 5901, 6777, 7587, 15813, 17703, 20331, 22761, 47439, 53109, 70531, 142317, 159327, 211593, 493717, 634779, 1481151, 1904337, 4443453, 5713011, 13330359, 39991077]

約数ペア:

[(1, 39991077), (3, 13330359), (7, 5713011), (9, 4443453), (21, 1904337), (27, 1481151), (63, 634779), (81, 493717), (189, 211593), (251, 159327), (281, 142317), (567, 70531), (753, 53109), (843, 47439), (1757, 22761), (1967, 20331), (2259, 17703), (2529, 15813), (5271, 7587), (5901, 6777)]