242548851

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{821}}^1$

素因数の和:987

約数の個数: 32

約数和(自身を含む): 350369280

約数和(自身を除く): 107820429

約数列:

[1, 3, 19, 57, 71, 73, 213, 219, 821, 1349, 1387, 2463, 4047, 4161, 5183, 15549, 15599, 46797, 58291, 59933, 98477, 174873, 179799, 295431, 1107529, 1138727, 3322587, 3416181, 4255243, 12765729, 80849617, 242548851]

約数ペア:

[(1, 242548851), (3, 80849617), (19, 12765729), (57, 4255243), (71, 3416181), (73, 3322587), (213, 1138727), (219, 1107529), (821, 295431), (1349, 179799), (1387, 174873), (2463, 98477), (4047, 59933), (4161, 58291), (5183, 46797), (15549, 15599)]