17994555

素因数分解:

$3^4\times 5^1\times {\mathrm{157}}^1\times {\mathrm{283}}^1$

素因数の和:457

約数の個数: 40

約数和(自身を含む): 32577072

約数和(自身を除く): 14582517

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 157, 283, 405, 471, 785, 849, 1413, 1415, 2355, 2547, 4239, 4245, 7065, 7641, 12717, 12735, 21195, 22923, 38205, 44431, 63585, 114615, 133293, 222155, 399879, 666465, 1199637, 1999395, 3598911, 5998185, 17994555]

約数ペア:

[(1, 17994555), (3, 5998185), (5, 3598911), (9, 1999395), (15, 1199637), (27, 666465), (45, 399879), (81, 222155), (135, 133293), (157, 114615), (283, 63585), (405, 44431), (471, 38205), (785, 22923), (849, 21195), (1413, 12735), (1415, 12717), (2355, 7641), (2547, 7065), (4239, 4245)]