11561139

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1$

素因数の和:180

約数の個数: 48

約数和(自身を含む): 19262880

約数和(自身を除く): 7701741

約数列:

[1, 3, 9, 17, 19, 41, 51, 57, 97, 123, 153, 171, 291, 323, 369, 697, 779, 873, 969, 1649, 1843, 2091, 2337, 2907, 3977, 4947, 5529, 6273, 7011, 11931, 13243, 14841, 16587, 31331, 35793, 39729, 67609, 75563, 93993, 119187, 202827, 226689, 281979, 608481, 680067, 1284571, 3853713, 11561139]

約数ペア:

[(1, 11561139), (3, 3853713), (9, 1284571), (17, 680067), (19, 608481), (41, 281979), (51, 226689), (57, 202827), (97, 119187), (123, 93993), (153, 75563), (171, 67609), (291, 39729), (323, 35793), (369, 31331), (697, 16587), (779, 14841), (873, 13243), (969, 11931), (1649, 7011), (1843, 6273), (2091, 5529), (2337, 4947), (2907, 3977)]