678268465

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{467}}^1\times {\mathrm{2441}}^1$

素因数の和:2937

約数の個数: 32

約数和(自身を含む): 987427584

約数和(自身を除く): 309159119

約数列:

[1, 5, 7, 17, 35, 85, 119, 467, 595, 2335, 2441, 3269, 7939, 12205, 16345, 17087, 39695, 41497, 55573, 85435, 207485, 277865, 290479, 1139947, 1452395, 5699735, 7979629, 19379099, 39898145, 96895495, 135653693, 678268465]

約数ペア:

[(1, 678268465), (5, 135653693), (7, 96895495), (17, 39898145), (35, 19379099), (85, 7979629), (119, 5699735), (467, 1452395), (595, 1139947), (2335, 290479), (2441, 277865), (3269, 207485), (7939, 85435), (12205, 55573), (16345, 41497), (17087, 39695)]