79220547

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{331}}^1$

素因数の和:504

約数の個数: 48

約数和(自身を含む): 136730880

約数和(自身を除く): 57510333

約数列:

[1, 3, 7, 9, 21, 29, 63, 87, 131, 203, 261, 331, 393, 609, 917, 993, 1179, 1827, 2317, 2751, 2979, 3799, 6951, 8253, 9599, 11397, 20853, 26593, 28797, 34191, 43361, 67193, 79779, 86391, 130083, 201579, 239337, 303527, 390249, 604737, 910581, 1257469, 2731743, 3772407, 8802283, 11317221, 26406849, 79220547]

約数ペア:

[(1, 79220547), (3, 26406849), (7, 11317221), (9, 8802283), (21, 3772407), (29, 2731743), (63, 1257469), (87, 910581), (131, 604737), (203, 390249), (261, 303527), (331, 239337), (393, 201579), (609, 130083), (917, 86391), (993, 79779), (1179, 67193), (1827, 43361), (2317, 34191), (2751, 28797), (2979, 26593), (3799, 20853), (6951, 11397), (8253, 9599)]