13977621

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{421}}^1$

素因数の和:482

約数の個数: 48

約数和(自身を含む): 25279488

約数和(自身を除く): 11301867

約数列:

[1, 3, 7, 9, 17, 21, 31, 51, 63, 93, 119, 153, 217, 279, 357, 421, 527, 651, 1071, 1263, 1581, 1953, 2947, 3689, 3789, 4743, 7157, 8841, 11067, 13051, 21471, 26523, 33201, 39153, 50099, 64413, 91357, 117459, 150297, 221867, 274071, 450891, 665601, 822213, 1553069, 1996803, 4659207, 13977621]

約数ペア:

[(1, 13977621), (3, 4659207), (7, 1996803), (9, 1553069), (17, 822213), (21, 665601), (31, 450891), (51, 274071), (63, 221867), (93, 150297), (119, 117459), (153, 91357), (217, 64413), (279, 50099), (357, 39153), (421, 33201), (527, 26523), (651, 21471), (1071, 13051), (1263, 11067), (1581, 8841), (1953, 7157), (2947, 4743), (3689, 3789)]