79218657

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{229}}^1$

素因数の和:295

約数の個数: 72

約数和(自身を含む): 146868800

約数和(自身を除く): 67650143

約数列:

[1, 3, 7, 9, 17, 19, 21, 51, 57, 63, 119, 133, 153, 171, 229, 289, 323, 357, 399, 687, 867, 969, 1071, 1197, 1603, 2023, 2061, 2261, 2601, 2907, 3893, 4351, 4809, 5491, 6069, 6783, 11679, 13053, 14427, 16473, 18207, 20349, 27251, 30457, 35037, 38437, 39159, 49419, 66181, 73967, 81753, 91371, 115311, 198543, 221901, 245259, 274113, 345933, 463267, 517769, 595629, 665703, 1257439, 1389801, 1553307, 3772317, 4169403, 4659921, 8802073, 11316951, 26406219, 79218657]

約数ペア:

[(1, 79218657), (3, 26406219), (7, 11316951), (9, 8802073), (17, 4659921), (19, 4169403), (21, 3772317), (51, 1553307), (57, 1389801), (63, 1257439), (119, 665703), (133, 595629), (153, 517769), (171, 463267), (229, 345933), (289, 274113), (323, 245259), (357, 221901), (399, 198543), (687, 115311), (867, 91371), (969, 81753), (1071, 73967), (1197, 66181), (1603, 49419), (2023, 39159), (2061, 38437), (2261, 35037), (2601, 30457), (2907, 27251), (3893, 20349), (4351, 18207), (4809, 16473), (5491, 14427), (6069, 13053), (6783, 11679)]