1215291207

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{79}}^2\times {\mathrm{4993}}^1$

素因数の和:5167

約数の個数: 24

約数和(自身を含む): 1767756144

約数和(自身を除く): 552464937

約数列:

[1, 3, 13, 39, 79, 237, 1027, 3081, 4993, 6241, 14979, 18723, 64909, 81133, 194727, 243399, 394447, 1183341, 5127811, 15383433, 31161313, 93483939, 405097069, 1215291207]

約数ペア:

[(1, 1215291207), (3, 405097069), (13, 93483939), (39, 31161313), (79, 15383433), (237, 5127811), (1027, 1183341), (3081, 394447), (4993, 243399), (6241, 194727), (14979, 81133), (18723, 64909)]