38977757

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{337}}^1$

素因数の和:429

約数の個数: 32

約数和(自身を含む): 50878464

約数和(自身を除く): 11900707

約数列:

[1, 7, 13, 31, 41, 91, 217, 287, 337, 403, 533, 1271, 2359, 2821, 3731, 4381, 8897, 10447, 13817, 16523, 30667, 73129, 96719, 115661, 135811, 179621, 428327, 950677, 1257347, 2998289, 5568251, 38977757]

約数ペア:

[(1, 38977757), (7, 5568251), (13, 2998289), (31, 1257347), (41, 950677), (91, 428327), (217, 179621), (287, 135811), (337, 115661), (403, 96719), (533, 73129), (1271, 30667), (2359, 16523), (2821, 13817), (3731, 10447), (4381, 8897)]