64788515

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{571}}^1\times {\mathrm{2063}}^1$

素因数の和:2650

約数の個数: 16

約数和(自身を含む): 85003776

約数和(自身を除く): 20215261

約数列:

[1, 5, 11, 55, 571, 2063, 2855, 6281, 10315, 22693, 31405, 113465, 1177973, 5889865, 12957703, 64788515]

約数ペア:

[(1, 64788515), (5, 12957703), (11, 5889865), (55, 1177973), (571, 113465), (2063, 31405), (2855, 22693), (6281, 10315)]