85171947

素因数分解:

$3^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{7937}}^1$

素因数の和:8027

約数の個数: 24

約数和(自身を含む): 133929936

約数和(自身を除く): 48757989

約数列:

[1, 3, 7, 21, 49, 73, 147, 219, 511, 1533, 3577, 7937, 10731, 23811, 55559, 166677, 388913, 579401, 1166739, 1738203, 4055807, 12167421, 28390649, 85171947]

約数ペア:

[(1, 85171947), (3, 28390649), (7, 12167421), (21, 4055807), (49, 1738203), (73, 1166739), (147, 579401), (219, 388913), (511, 166677), (1533, 55559), (3577, 23811), (7937, 10731)]