285755379

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{5783}}^1$

素因数の和:5987

約数の個数: 32

約数和(自身を含む): 471604224

約数和(自身を除く): 185848845

約数列:

[1, 3, 7, 13, 21, 39, 91, 181, 273, 543, 1267, 2353, 3801, 5783, 7059, 16471, 17349, 40481, 49413, 75179, 121443, 225537, 526253, 1046723, 1578759, 3140169, 7327061, 13607399, 21981183, 40822197, 95251793, 285755379]

約数ペア:

[(1, 285755379), (3, 95251793), (7, 40822197), (13, 21981183), (21, 13607399), (39, 7327061), (91, 3140169), (181, 1578759), (273, 1046723), (543, 526253), (1267, 225537), (2353, 121443), (3801, 75179), (5783, 49413), (7059, 40481), (16471, 17349)]