28230956

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{211}}^1$

素因数の和:342

約数の個数: 48

約数和(自身を含む): 55845888

約数和(自身を除く): 27614932

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 83, 124, 166, 211, 332, 403, 422, 806, 844, 1079, 1612, 2158, 2573, 2743, 4316, 5146, 5486, 6541, 10292, 10972, 13082, 17513, 26164, 33449, 35026, 66898, 70052, 85033, 133796, 170066, 227669, 340132, 455338, 542903, 910676, 1085806, 2171612, 7057739, 14115478, 28230956]

約数ペア:

[(1, 28230956), (2, 14115478), (4, 7057739), (13, 2171612), (26, 1085806), (31, 910676), (52, 542903), (62, 455338), (83, 340132), (124, 227669), (166, 170066), (211, 133796), (332, 85033), (403, 70052), (422, 66898), (806, 35026), (844, 33449), (1079, 26164), (1612, 17513), (2158, 13082), (2573, 10972), (2743, 10292), (4316, 6541), (5146, 5486)]