201457893

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{38839}}^1$

素因数の和:38881

約数の個数: 32

約数和(自身を含む): 348006400

約数和(自身を除く): 146548507

約数列:

[1, 3, 7, 13, 19, 21, 39, 57, 91, 133, 247, 273, 399, 741, 1729, 5187, 38839, 116517, 271873, 504907, 737941, 815619, 1514721, 2213823, 3534349, 5165587, 9593233, 10603047, 15496761, 28779699, 67152631, 201457893]

約数ペア:

[(1, 201457893), (3, 67152631), (7, 28779699), (13, 15496761), (19, 10603047), (21, 9593233), (39, 5165587), (57, 3534349), (91, 2213823), (133, 1514721), (247, 815619), (273, 737941), (399, 504907), (741, 271873), (1729, 116517), (5187, 38839)]