214645431

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{10211}}^1$

素因数の和:10252

約数の個数: 48

約数和(自身を含む): 391160448

約数和(自身を除く): 176515017

約数列:

[1, 3, 7, 11, 13, 21, 33, 39, 49, 77, 91, 143, 147, 231, 273, 429, 539, 637, 1001, 1617, 1911, 3003, 7007, 10211, 21021, 30633, 71477, 112321, 132743, 214431, 336963, 398229, 500339, 786247, 929201, 1460173, 1501017, 2358741, 2787603, 4380519, 5503729, 6504407, 10221211, 16511187, 19513221, 30663633, 71548477, 214645431]

約数ペア:

[(1, 214645431), (3, 71548477), (7, 30663633), (11, 19513221), (13, 16511187), (21, 10221211), (33, 6504407), (39, 5503729), (49, 4380519), (77, 2787603), (91, 2358741), (143, 1501017), (147, 1460173), (231, 929201), (273, 786247), (429, 500339), (539, 398229), (637, 336963), (1001, 214431), (1617, 132743), (1911, 112321), (3003, 71477), (7007, 30633), (10211, 21021)]