15105805

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{571}}^1$

素因数の和:637

約数の個数: 32

約数和(自身を含む): 21909888

約数和(自身を除く): 6804083

約数列:

[1, 5, 11, 13, 37, 55, 65, 143, 185, 407, 481, 571, 715, 2035, 2405, 2855, 5291, 6281, 7423, 21127, 26455, 31405, 37115, 81653, 105635, 232397, 274651, 408265, 1161985, 1373255, 3021161, 15105805]

約数ペア:

[(1, 15105805), (5, 3021161), (11, 1373255), (13, 1161985), (37, 408265), (55, 274651), (65, 232397), (143, 105635), (185, 81653), (407, 37115), (481, 31405), (571, 26455), (715, 21127), (2035, 7423), (2405, 6281), (2855, 5291)]