2788001517

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{773}}^1$

素因数の和:954

約数の個数: 64

約数和(自身を含む): 4493905920

約数和(自身を除く): 1705904403

約数列:

[1, 3, 7, 21, 41, 59, 71, 123, 177, 213, 287, 413, 497, 773, 861, 1239, 1491, 2319, 2419, 2911, 4189, 5411, 7257, 8733, 12567, 16233, 16933, 20377, 29323, 31693, 45607, 50799, 54883, 61131, 87969, 95079, 136821, 164649, 171749, 221851, 319249, 384181, 515247, 665553, 957747, 1152543, 1202243, 1869887, 2250203, 3238097, 3606729, 5609661, 6750609, 9714291, 13089209, 15751421, 22666679, 39267627, 47254263, 68000037, 132761977, 398285931, 929333839, 2788001517]

約数ペア:

[(1, 2788001517), (3, 929333839), (7, 398285931), (21, 132761977), (41, 68000037), (59, 47254263), (71, 39267627), (123, 22666679), (177, 15751421), (213, 13089209), (287, 9714291), (413, 6750609), (497, 5609661), (773, 3606729), (861, 3238097), (1239, 2250203), (1491, 1869887), (2319, 1202243), (2419, 1152543), (2911, 957747), (4189, 665553), (5411, 515247), (7257, 384181), (8733, 319249), (12567, 221851), (16233, 171749), (16933, 164649), (20377, 136821), (29323, 95079), (31693, 87969), (45607, 61131), (50799, 54883)]