12684861

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1$

素因数の和:226

約数の個数: 48

約数和(自身を含む): 22239360

約数和(自身を除く): 9554499

約数列:

[1, 3, 7, 9, 21, 29, 53, 63, 87, 131, 159, 203, 261, 371, 393, 477, 609, 917, 1113, 1179, 1537, 1827, 2751, 3339, 3799, 4611, 6943, 8253, 10759, 11397, 13833, 20829, 26593, 32277, 34191, 48601, 62487, 79779, 96831, 145803, 201347, 239337, 437409, 604041, 1409429, 1812123, 4228287, 12684861]

約数ペア:

[(1, 12684861), (3, 4228287), (7, 1812123), (9, 1409429), (21, 604041), (29, 437409), (53, 239337), (63, 201347), (87, 145803), (131, 96831), (159, 79779), (203, 62487), (261, 48601), (371, 34191), (393, 32277), (477, 26593), (609, 20829), (917, 13833), (1113, 11397), (1179, 10759), (1537, 8253), (1827, 6943), (2751, 4611), (3339, 3799)]