61784709

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{607}}^1$

素因数の和:785

約数の個数: 32

約数和(自身を含む): 97591296

約数和(自身を除く): 35806587

約数列:

[1, 3, 7, 21, 37, 111, 131, 259, 393, 607, 777, 917, 1821, 2751, 4249, 4847, 12747, 14541, 22459, 33929, 67377, 79517, 101787, 157213, 238551, 471639, 556619, 1669857, 2942129, 8826387, 20594903, 61784709]

約数ペア:

[(1, 61784709), (3, 20594903), (7, 8826387), (21, 2942129), (37, 1669857), (111, 556619), (131, 471639), (259, 238551), (393, 157213), (607, 101787), (777, 79517), (917, 67377), (1821, 33929), (2751, 22459), (4249, 14541), (4847, 12747)]