72845487

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{331}}^1$

素因数の和:386

約数の個数: 80

約数和(自身を含む): 134977920

約数和(自身を除く): 62132433

約数列:

[1, 3, 9, 11, 13, 19, 27, 33, 39, 57, 81, 99, 117, 143, 171, 209, 247, 297, 331, 351, 429, 513, 627, 741, 891, 993, 1053, 1287, 1539, 1881, 2223, 2717, 2979, 3641, 3861, 4303, 5643, 6289, 6669, 8151, 8937, 10923, 11583, 12909, 16929, 18867, 20007, 24453, 26811, 32769, 38727, 47333, 56601, 69179, 73359, 81757, 98307, 116181, 141999, 169803, 207537, 220077, 245271, 294921, 348543, 425997, 509409, 622611, 735813, 899327, 1277991, 1867833, 2207439, 2697981, 3833973, 5603499, 6622317, 8093943, 24281829, 72845487]

約数ペア:

[(1, 72845487), (3, 24281829), (9, 8093943), (11, 6622317), (13, 5603499), (19, 3833973), (27, 2697981), (33, 2207439), (39, 1867833), (57, 1277991), (81, 899327), (99, 735813), (117, 622611), (143, 509409), (171, 425997), (209, 348543), (247, 294921), (297, 245271), (331, 220077), (351, 207537), (429, 169803), (513, 141999), (627, 116181), (741, 98307), (891, 81757), (993, 73359), (1053, 69179), (1287, 56601), (1539, 47333), (1881, 38727), (2223, 32769), (2717, 26811), (2979, 24453), (3641, 20007), (3861, 18867), (4303, 16929), (5643, 12909), (6289, 11583), (6669, 10923), (8151, 8937)]