39888009

素因数分解:

$3^2\times 7^2\times {\mathrm{151}}^1\times {\mathrm{599}}^1$

素因数の和:770

約数の個数: 36

約数和(自身を含む): 67579200

約数和(自身を除く): 27691191

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 151, 441, 453, 599, 1057, 1359, 1797, 3171, 4193, 5391, 7399, 9513, 12579, 22197, 29351, 37737, 66591, 88053, 90449, 264159, 271347, 633143, 814041, 1899429, 4432001, 5698287, 13296003, 39888009]

約数ペア:

[(1, 39888009), (3, 13296003), (7, 5698287), (9, 4432001), (21, 1899429), (49, 814041), (63, 633143), (147, 271347), (151, 264159), (441, 90449), (453, 88053), (599, 66591), (1057, 37737), (1359, 29351), (1797, 22197), (3171, 12579), (4193, 9513), (5391, 7399)]