2912804181

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{8243}}^1$

素因数の和:8406

約数の個数: 48

約数和(自身を含む): 4938485760

約数和(自身を除く): 2025681579

約数列:

[1, 3, 7, 9, 21, 63, 71, 79, 213, 237, 497, 553, 639, 711, 1491, 1659, 4473, 4977, 5609, 8243, 16827, 24729, 39263, 50481, 57701, 74187, 117789, 173103, 353367, 519309, 585253, 651197, 1755759, 1953591, 4096771, 4558379, 5267277, 5860773, 12290313, 13675137, 36870939, 41025411, 46234987, 138704961, 323644909, 416114883, 970934727, 2912804181]

約数ペア:

[(1, 2912804181), (3, 970934727), (7, 416114883), (9, 323644909), (21, 138704961), (63, 46234987), (71, 41025411), (79, 36870939), (213, 13675137), (237, 12290313), (497, 5860773), (553, 5267277), (639, 4558379), (711, 4096771), (1491, 1953591), (1659, 1755759), (4473, 651197), (4977, 585253), (5609, 519309), (8243, 353367), (16827, 173103), (24729, 117789), (39263, 74187), (50481, 57701)]