12880998

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{311}}^1$

素因数の和:394

約数の個数: 64

約数和(自身を含む): 31449600

約数和(自身を除く): 18568602

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 59, 78, 117, 118, 177, 234, 311, 351, 354, 531, 622, 702, 767, 933, 1062, 1534, 1593, 1866, 2301, 2799, 3186, 4043, 4602, 5598, 6903, 8086, 8397, 12129, 13806, 16794, 18349, 20709, 24258, 36387, 36698, 41418, 55047, 72774, 109161, 110094, 165141, 218322, 238537, 330282, 477074, 495423, 715611, 990846, 1431222, 2146833, 4293666, 6440499, 12880998]

約数ペア:

[(1, 12880998), (2, 6440499), (3, 4293666), (6, 2146833), (9, 1431222), (13, 990846), (18, 715611), (26, 495423), (27, 477074), (39, 330282), (54, 238537), (59, 218322), (78, 165141), (117, 110094), (118, 109161), (177, 72774), (234, 55047), (311, 41418), (351, 36698), (354, 36387), (531, 24258), (622, 20709), (702, 18349), (767, 16794), (933, 13806), (1062, 12129), (1534, 8397), (1593, 8086), (1866, 6903), (2301, 5598), (2799, 4602), (3186, 4043)]