17321619

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{197}}^1$

素因数の和:339

約数の個数: 32

約数和(自身を含む): 27371520

約数和(自身を除く): 10049901

約数列:

[1, 3, 7, 21, 53, 79, 159, 197, 237, 371, 553, 591, 1113, 1379, 1659, 4137, 4187, 10441, 12561, 15563, 29309, 31323, 46689, 73087, 87927, 108941, 219261, 326823, 824839, 2474517, 5773873, 17321619]

約数ペア:

[(1, 17321619), (3, 5773873), (7, 2474517), (21, 824839), (53, 326823), (79, 219261), (159, 108941), (197, 87927), (237, 73087), (371, 46689), (553, 31323), (591, 29309), (1113, 15563), (1379, 12561), (1659, 10441), (4137, 4187)]