65877921

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{281}}^1\times {\mathrm{457}}^1$

素因数の和:766

約数の個数: 32

約数和(自身を含む): 103324800

約数和(自身を除く): 37446879

約数列:

[1, 3, 9, 19, 27, 57, 171, 281, 457, 513, 843, 1371, 2529, 4113, 5339, 7587, 8683, 12339, 16017, 26049, 48051, 78147, 128417, 144153, 234441, 385251, 1155753, 2439923, 3467259, 7319769, 21959307, 65877921]

約数ペア:

[(1, 65877921), (3, 21959307), (9, 7319769), (19, 3467259), (27, 2439923), (57, 1155753), (171, 385251), (281, 234441), (457, 144153), (513, 128417), (843, 78147), (1371, 48051), (2529, 26049), (4113, 16017), (5339, 12339), (7587, 8683)]