78156195

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{487}}^1\times {\mathrm{823}}^1$

素因数の和:1331

約数の個数: 32

約数和(自身を含む): 135109632

約数和(自身を除く): 56953437

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 487, 823, 1461, 2435, 2469, 4115, 6331, 7305, 10699, 12345, 18993, 31655, 32097, 53495, 94965, 160485, 400801, 1202403, 2004005, 5210413, 6012015, 15631239, 26052065, 78156195]

約数ペア:

[(1, 78156195), (3, 26052065), (5, 15631239), (13, 6012015), (15, 5210413), (39, 2004005), (65, 1202403), (195, 400801), (487, 160485), (823, 94965), (1461, 53495), (2435, 32097), (2469, 31655), (4115, 18993), (6331, 12345), (7305, 10699)]