211674915

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{8537}}^1$

素因数の和:8596

約数の個数: 48

約数和(自身を含む): 399578400

約数和(自身を除く): 187903485

約数列:

[1, 3, 5, 9, 15, 19, 29, 45, 57, 87, 95, 145, 171, 261, 285, 435, 551, 855, 1305, 1653, 2755, 4959, 8265, 8537, 24795, 25611, 42685, 76833, 128055, 162203, 247573, 384165, 486609, 742719, 811015, 1237865, 1459827, 2228157, 2433045, 3713595, 4703887, 7299135, 11140785, 14111661, 23519435, 42334983, 70558305, 211674915]

約数ペア:

[(1, 211674915), (3, 70558305), (5, 42334983), (9, 23519435), (15, 14111661), (19, 11140785), (29, 7299135), (45, 4703887), (57, 3713595), (87, 2433045), (95, 2228157), (145, 1459827), (171, 1237865), (261, 811015), (285, 742719), (435, 486609), (551, 384165), (855, 247573), (1305, 162203), (1653, 128055), (2755, 76833), (4959, 42685), (8265, 25611), (8537, 24795)]