28702965

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{271}}^1\times {\mathrm{307}}^1$

素因数の和:609

約数の個数: 32

約数和(自身を含む): 48254976

約数和(自身を除く): 19552011

約数列:

[1, 3, 5, 15, 23, 69, 115, 271, 307, 345, 813, 921, 1355, 1535, 4065, 4605, 6233, 7061, 18699, 21183, 31165, 35305, 83197, 93495, 105915, 249591, 415985, 1247955, 1913531, 5740593, 9567655, 28702965]

約数ペア:

[(1, 28702965), (3, 9567655), (5, 5740593), (15, 1913531), (23, 1247955), (69, 415985), (115, 249591), (271, 105915), (307, 93495), (345, 83197), (813, 35305), (921, 31165), (1355, 21183), (1535, 18699), (4065, 7061), (4605, 6233)]