254507396

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{463}}^1$

素因数の和:553

約数の個数: 72

約数和(自身を含む): 541844352

約数和(自身を除く): 287336956

約数列:

[1, 2, 4, 11, 13, 22, 26, 31, 44, 52, 62, 124, 143, 286, 341, 403, 463, 572, 682, 806, 926, 961, 1364, 1612, 1852, 1922, 3844, 4433, 5093, 6019, 8866, 10186, 10571, 12038, 12493, 14353, 17732, 20372, 21142, 24076, 24986, 28706, 42284, 49972, 57412, 66209, 132418, 137423, 157883, 186589, 264836, 274846, 315766, 373178, 444943, 549692, 631532, 746356, 889886, 1779772, 2052479, 4104958, 4894373, 5784259, 8209916, 9788746, 11568518, 19577492, 23137036, 63626849, 127253698, 254507396]

約数ペア:

[(1, 254507396), (2, 127253698), (4, 63626849), (11, 23137036), (13, 19577492), (22, 11568518), (26, 9788746), (31, 8209916), (44, 5784259), (52, 4894373), (62, 4104958), (124, 2052479), (143, 1779772), (286, 889886), (341, 746356), (403, 631532), (463, 549692), (572, 444943), (682, 373178), (806, 315766), (926, 274846), (961, 264836), (1364, 186589), (1612, 157883), (1852, 137423), (1922, 132418), (3844, 66209), (4433, 57412), (5093, 49972), (6019, 42284), (8866, 28706), (10186, 24986), (10571, 24076), (12038, 21142), (12493, 20372), (14353, 17732)]