199105005

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{503}}^1\times {\mathrm{2399}}^1$

素因数の和:2921

約数の個数: 32

約数和(自身を含む): 348364800

約数和(自身を除く): 149259795

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 503, 1509, 2399, 2515, 5533, 7197, 7545, 11995, 16599, 26389, 27665, 35985, 79167, 82995, 131945, 395835, 1206697, 3620091, 6033485, 13273667, 18100455, 39821001, 66368335, 199105005]

約数ペア:

[(1, 199105005), (3, 66368335), (5, 39821001), (11, 18100455), (15, 13273667), (33, 6033485), (55, 3620091), (165, 1206697), (503, 395835), (1509, 131945), (2399, 82995), (2515, 79167), (5533, 35985), (7197, 27665), (7545, 26389), (11995, 16599)]