2149632009

素因数分解:

$3^2\times 7^2\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{1949}}^1$

素因数の和:2071

約数の個数: 72

約数和(自身を含む): 3762649800

約数和(自身を除く): 1613017791

約数列:

[1, 3, 7, 9, 21, 41, 49, 61, 63, 123, 147, 183, 287, 369, 427, 441, 549, 861, 1281, 1949, 2009, 2501, 2583, 2989, 3843, 5847, 6027, 7503, 8967, 13643, 17507, 17541, 18081, 22509, 26901, 40929, 52521, 79909, 95501, 118889, 122549, 122787, 157563, 239727, 286503, 356667, 367647, 559363, 719181, 832223, 859509, 1070001, 1102941, 1678089, 2496669, 3915541, 4874449, 5034267, 5825561, 7490007, 11746623, 14623347, 17476683, 34121143, 35239869, 43870041, 52430049, 102363429, 238848001, 307090287, 716544003, 2149632009]

約数ペア:

[(1, 2149632009), (3, 716544003), (7, 307090287), (9, 238848001), (21, 102363429), (41, 52430049), (49, 43870041), (61, 35239869), (63, 34121143), (123, 17476683), (147, 14623347), (183, 11746623), (287, 7490007), (369, 5825561), (427, 5034267), (441, 4874449), (549, 3915541), (861, 2496669), (1281, 1678089), (1949, 1102941), (2009, 1070001), (2501, 859509), (2583, 832223), (2989, 719181), (3843, 559363), (5847, 367647), (6027, 356667), (7503, 286503), (8967, 239727), (13643, 157563), (17507, 122787), (17541, 122549), (18081, 118889), (22509, 95501), (26901, 79909), (40929, 52521)]