47201315

素因数分解:

$5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{397}}^1$

素因数の和:531

約数の個数: 32

約数和(自身を含む): 67246080

約数和(自身を除く): 20044765

約数列:

[1, 5, 7, 35, 43, 79, 215, 301, 395, 397, 553, 1505, 1985, 2765, 2779, 3397, 13895, 16985, 17071, 23779, 31363, 85355, 118895, 119497, 156815, 219541, 597485, 1097705, 1348609, 6743045, 9440263, 47201315]

約数ペア:

[(1, 47201315), (5, 9440263), (7, 6743045), (35, 1348609), (43, 1097705), (79, 597485), (215, 219541), (301, 156815), (395, 119497), (397, 118895), (553, 85355), (1505, 31363), (1985, 23779), (2765, 17071), (2779, 16985), (3397, 13895)]