28657195

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{367}}^1$

素因数の和:499

約数の個数: 32

約数和(自身を含む): 41545728

約数和(自身を除く): 12888533

約数列:

[1, 5, 7, 23, 35, 97, 115, 161, 367, 485, 679, 805, 1835, 2231, 2569, 3395, 8441, 11155, 12845, 15617, 35599, 42205, 59087, 78085, 177995, 249193, 295435, 818777, 1245965, 4093885, 5731439, 28657195]

約数ペア:

[(1, 28657195), (5, 5731439), (7, 4093885), (23, 1245965), (35, 818777), (97, 295435), (115, 249193), (161, 177995), (367, 78085), (485, 59087), (679, 42205), (805, 35599), (1835, 15617), (2231, 12845), (2569, 11155), (3395, 8441)]