256671103

素因数分解:

${\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{197}}^1$

素因数の和:355

約数の個数: 32

約数和(自身を含む): 296980992

約数和(自身を除く): 40309889

約数列:

[1, 13, 31, 53, 61, 197, 403, 689, 793, 1643, 1891, 2561, 3233, 6107, 10441, 12017, 21359, 24583, 42029, 79391, 100223, 135733, 156221, 323671, 372527, 636901, 1302899, 4207723, 4842851, 8279713, 19743931, 256671103]

約数ペア:

[(1, 256671103), (13, 19743931), (31, 8279713), (53, 4842851), (61, 4207723), (197, 1302899), (403, 636901), (689, 372527), (793, 323671), (1643, 156221), (1891, 135733), (2561, 100223), (3233, 79391), (6107, 42029), (10441, 24583), (12017, 21359)]