78829119

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1$

素因数の和:202

約数の個数: 80

約数和(自身を含む): 137998080

約数和(自身を除く): 59168961

約数列:

[1, 3, 9, 17, 19, 23, 27, 51, 57, 69, 81, 131, 153, 171, 207, 323, 391, 393, 437, 459, 513, 621, 969, 1173, 1179, 1311, 1377, 1539, 1863, 2227, 2489, 2907, 3013, 3519, 3537, 3933, 6681, 7429, 7467, 8721, 9039, 10557, 10611, 11799, 20043, 22287, 22401, 26163, 27117, 31671, 35397, 42313, 51221, 57247, 60129, 66861, 67203, 81351, 126939, 153663, 171741, 180387, 200583, 201609, 244053, 380817, 460989, 515223, 601749, 973199, 1142451, 1382967, 1545669, 2919597, 3427353, 4148901, 4637007, 8758791, 26276373, 78829119]

約数ペア:

[(1, 78829119), (3, 26276373), (9, 8758791), (17, 4637007), (19, 4148901), (23, 3427353), (27, 2919597), (51, 1545669), (57, 1382967), (69, 1142451), (81, 973199), (131, 601749), (153, 515223), (171, 460989), (207, 380817), (323, 244053), (391, 201609), (393, 200583), (437, 180387), (459, 171741), (513, 153663), (621, 126939), (969, 81351), (1173, 67203), (1179, 66861), (1311, 60129), (1377, 57247), (1539, 51221), (1863, 42313), (2227, 35397), (2489, 31671), (2907, 27117), (3013, 26163), (3519, 22401), (3537, 22287), (3933, 20043), (6681, 11799), (7429, 10611), (7467, 10557), (8721, 9039)]