1728163917

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{1255021}}^1$

素因数の和:1255050

約数の個数: 20

約数和(自身を含む): 2733437916

約数和(自身を除く): 1005273999

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 1255021, 3765063, 11295189, 21335357, 33885567, 64006071, 101656701, 192018213, 576054639, 1728163917]

約数ペア:

[(1, 1728163917), (3, 576054639), (9, 192018213), (17, 101656701), (27, 64006071), (51, 33885567), (81, 21335357), (153, 11295189), (459, 3765063), (1377, 1255021)]