39351039

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1$

素因数の和:240

約数の個数: 64

約数和(自身を含む): 69995520

約数和(自身を除く): 30644481

約数列:

[1, 3, 7, 13, 17, 21, 39, 51, 61, 91, 119, 139, 183, 221, 273, 357, 417, 427, 663, 793, 973, 1037, 1281, 1547, 1807, 2363, 2379, 2919, 3111, 4641, 5421, 5551, 7089, 7259, 8479, 12649, 13481, 16541, 16653, 21777, 25437, 30719, 37947, 40443, 49623, 59353, 92157, 94367, 110227, 144143, 178059, 215033, 283101, 330681, 432429, 645099, 771589, 1009001, 1873859, 2314767, 3027003, 5621577, 13117013, 39351039]

約数ペア:

[(1, 39351039), (3, 13117013), (7, 5621577), (13, 3027003), (17, 2314767), (21, 1873859), (39, 1009001), (51, 771589), (61, 645099), (91, 432429), (119, 330681), (139, 283101), (183, 215033), (221, 178059), (273, 144143), (357, 110227), (417, 94367), (427, 92157), (663, 59353), (793, 49623), (973, 40443), (1037, 37947), (1281, 30719), (1547, 25437), (1807, 21777), (2363, 16653), (2379, 16541), (2919, 13481), (3111, 12649), (4641, 8479), (5421, 7259), (5551, 7089)]