256202492

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{569}}^1\times {\mathrm{1237}}^1$

素因数の和:1830

約数の個数: 48

約数和(自身を含む): 553237440

約数和(自身を除く): 297034948

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 569, 1138, 1237, 2276, 2474, 3983, 4948, 7397, 7966, 8659, 14794, 15932, 16081, 17318, 29588, 32162, 34636, 51779, 64324, 103558, 112567, 207116, 225134, 450268, 703853, 1407706, 2815412, 4926971, 9150089, 9853942, 18300178, 19707884, 36600356, 64050623, 128101246, 256202492]

約数ペア:

[(1, 256202492), (2, 128101246), (4, 64050623), (7, 36600356), (13, 19707884), (14, 18300178), (26, 9853942), (28, 9150089), (52, 4926971), (91, 2815412), (182, 1407706), (364, 703853), (569, 450268), (1138, 225134), (1237, 207116), (2276, 112567), (2474, 103558), (3983, 64324), (4948, 51779), (7397, 34636), (7966, 32162), (8659, 29588), (14794, 17318), (15932, 16081)]