27489915

素因数分解:

$3^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{1297}}^1$

素因数の和:1468

約数の個数: 32

約数和(自身を含む): 49220160

約数和(自身を除く): 21730245

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 157, 471, 785, 1297, 1413, 2355, 3891, 4239, 6485, 7065, 11673, 19455, 21195, 35019, 58365, 175095, 203629, 610887, 1018145, 1832661, 3054435, 5497983, 9163305, 27489915]

約数ペア:

[(1, 27489915), (3, 9163305), (5, 5497983), (9, 3054435), (15, 1832661), (27, 1018145), (45, 610887), (135, 203629), (157, 175095), (471, 58365), (785, 35019), (1297, 21195), (1413, 19455), (2355, 11673), (3891, 7065), (4239, 6485)]