745872015

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{2339}}^1\times {\mathrm{3037}}^1$

素因数の和:5391

約数の個数: 32

約数和(自身を含む): 1364912640

約数和(自身を除く): 619040625

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 2339, 3037, 7017, 9111, 11695, 15185, 16373, 21259, 35085, 45555, 49119, 63777, 81865, 106295, 245595, 318885, 7103543, 21310629, 35517715, 49724801, 106553145, 149174403, 248624005, 745872015]

約数ペア:

[(1, 745872015), (3, 248624005), (5, 149174403), (7, 106553145), (15, 49724801), (21, 35517715), (35, 21310629), (105, 7103543), (2339, 318885), (3037, 245595), (7017, 106295), (9111, 81865), (11695, 63777), (15185, 49119), (16373, 45555), (21259, 35085)]