171907497

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{401}}^1$

素因数の和:558

約数の個数: 48

約数和(自身を含む): 275932800

約数和(自身を除く): 104025303

約数列:

[1, 3, 9, 19, 23, 57, 69, 109, 171, 207, 327, 401, 437, 981, 1203, 1311, 2071, 2507, 3609, 3933, 6213, 7521, 7619, 9223, 18639, 22563, 22857, 27669, 43709, 47633, 68571, 83007, 131127, 142899, 175237, 393381, 428697, 525711, 830471, 1005307, 1577133, 2491413, 3015921, 7474239, 9047763, 19100833, 57302499, 171907497]

約数ペア:

[(1, 171907497), (3, 57302499), (9, 19100833), (19, 9047763), (23, 7474239), (57, 3015921), (69, 2491413), (109, 1577133), (171, 1005307), (207, 830471), (327, 525711), (401, 428697), (437, 393381), (981, 175237), (1203, 142899), (1311, 131127), (2071, 83007), (2507, 68571), (3609, 47633), (3933, 43709), (6213, 27669), (7521, 22857), (7619, 22563), (9223, 18639)]