247438527

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{353}}^1\times {\mathrm{1151}}^1$

素因数の和:1543

約数の個数: 32

約数和(自身を含む): 391495680

約数和(自身を除く): 144057153

約数列:

[1, 3, 7, 21, 29, 87, 203, 353, 609, 1059, 1151, 2471, 3453, 7413, 8057, 10237, 24171, 30711, 33379, 71659, 100137, 214977, 233653, 406303, 700959, 1218909, 2844121, 8532363, 11782787, 35348361, 82479509, 247438527]

約数ペア:

[(1, 247438527), (3, 82479509), (7, 35348361), (21, 11782787), (29, 8532363), (87, 2844121), (203, 1218909), (353, 700959), (609, 406303), (1059, 233653), (1151, 214977), (2471, 100137), (3453, 71659), (7413, 33379), (8057, 30711), (10237, 24171)]