87971345

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{13441}}^1$

素因数の和:13481

約数の個数: 32

約数和(自身を含む): 139366656

約数和(自身を除く): 51395311

約数列:

[1, 5, 7, 11, 17, 35, 55, 77, 85, 119, 187, 385, 595, 935, 1309, 6545, 13441, 67205, 94087, 147851, 228497, 470435, 739255, 1034957, 1142485, 1599479, 2513467, 5174785, 7997395, 12567335, 17594269, 87971345]

約数ペア:

[(1, 87971345), (5, 17594269), (7, 12567335), (11, 7997395), (17, 5174785), (35, 2513467), (55, 1599479), (77, 1142485), (85, 1034957), (119, 739255), (187, 470435), (385, 228497), (595, 147851), (935, 94087), (1309, 67205), (6545, 13441)]