181873149

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1\times {\mathrm{401}}^1$

素因数の和:605

約数の個数: 32

約数和(自身を含む): 261782400

約数和(自身を除く): 79909251

約数列:

[1, 3, 19, 57, 73, 109, 219, 327, 401, 1203, 1387, 2071, 4161, 6213, 7619, 7957, 22857, 23871, 29273, 43709, 87819, 131127, 151183, 453549, 556187, 830471, 1668561, 2491413, 3190757, 9572271, 60624383, 181873149]

約数ペア:

[(1, 181873149), (3, 60624383), (19, 9572271), (57, 3190757), (73, 2491413), (109, 1668561), (219, 830471), (327, 556187), (401, 453549), (1203, 151183), (1387, 131127), (2071, 87819), (4161, 43709), (6213, 29273), (7619, 23871), (7957, 22857)]