87496815

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{397}}^1\times {\mathrm{2099}}^1$

素因数の和:2511

約数の個数: 32

約数和(自身を含む): 160473600

約数和(自身を除く): 72976785

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 397, 1191, 1985, 2099, 2779, 5955, 6297, 8337, 10495, 13895, 14693, 31485, 41685, 44079, 73465, 220395, 833303, 2499909, 4166515, 5833121, 12499545, 17499363, 29165605, 87496815]

約数ペア:

[(1, 87496815), (3, 29165605), (5, 17499363), (7, 12499545), (15, 5833121), (21, 4166515), (35, 2499909), (105, 833303), (397, 220395), (1191, 73465), (1985, 44079), (2099, 41685), (2779, 31485), (5955, 14693), (6297, 13895), (8337, 10495)]