201220659

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{12653}}^1$

素因数の和:12712

約数の個数: 32

約数和(自身を含む): 323942400

約数和(自身を除く): 122721741

約数列:

[1, 3, 9, 19, 27, 31, 57, 93, 171, 279, 513, 589, 837, 1767, 5301, 12653, 15903, 37959, 113877, 240407, 341631, 392243, 721221, 1176729, 2163663, 3530187, 6490989, 7452617, 10590561, 22357851, 67073553, 201220659]

約数ペア:

[(1, 201220659), (3, 67073553), (9, 22357851), (19, 10590561), (27, 7452617), (31, 6490989), (57, 3530187), (93, 2163663), (171, 1176729), (279, 721221), (513, 392243), (589, 341631), (837, 240407), (1767, 113877), (5301, 37959), (12653, 15903)]