1891415439

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{1289}}^1\times {\mathrm{8581}}^1$

素因数の和:9895

約数の個数: 24

約数和(自身を含む): 2878402800

約数和(自身を除く): 986987361

約数列:

[1, 3, 9, 19, 57, 171, 1289, 3867, 8581, 11601, 24491, 25743, 73473, 77229, 163039, 220419, 489117, 1467351, 11060909, 33182727, 99548181, 210157271, 630471813, 1891415439]

約数ペア:

[(1, 1891415439), (3, 630471813), (9, 210157271), (19, 99548181), (57, 33182727), (171, 11060909), (1289, 1467351), (3867, 489117), (8581, 220419), (11601, 163039), (24491, 77229), (25743, 73473)]