1216995

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^2$

素因数の和:179

約数の個数: 24

約数和(自身を含む): 2123856

約数和(自身を除く): 906861

約数列:

[1, 3, 5, 13, 15, 39, 65, 79, 195, 237, 395, 1027, 1185, 3081, 5135, 6241, 15405, 18723, 31205, 81133, 93615, 243399, 405665, 1216995]

約数ペア:

[(1, 1216995), (3, 405665), (5, 243399), (13, 93615), (15, 81133), (39, 31205), (65, 18723), (79, 15405), (195, 6241), (237, 5135), (395, 3081), (1027, 1185)]