51190815

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{3323}}^1$

素因数の和:3423

約数の個数: 32

約数和(自身を含む): 89349120

約数和(自身を除く): 38158305

約数列:

[1, 3, 5, 13, 15, 39, 65, 79, 195, 237, 395, 1027, 1185, 3081, 3323, 5135, 9969, 15405, 16615, 43199, 49845, 129597, 215995, 262517, 647985, 787551, 1312585, 3412721, 3937755, 10238163, 17063605, 51190815]

約数ペア:

[(1, 51190815), (3, 17063605), (5, 10238163), (13, 3937755), (15, 3412721), (39, 1312585), (65, 787551), (79, 647985), (195, 262517), (237, 215995), (395, 129597), (1027, 49845), (1185, 43199), (3081, 16615), (3323, 15405), (5135, 9969)]